Vulnerability-Lookup

BDU:2017-01262 (CVE-2017-7494)

Vulnerability from fstec – Published: 2017-05-29 – Updated: 2024-11-28 – View on bdu.fstec.ru Exploit publicly available Yes Fixed

Title

Уязвимость сетевой файловой системы Samba, позволяющая выполнить произвольный код

Summary

Уязвимость сетевой файловой системы Samba существует из-за недостаточной проверки входных данных. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, выполнить произвольный код (находящийся в библиотеке, размещённой на общем сетевом ресурсе) при помощи специально сформированного сетевого запроса к Samba-серверу

Severity

9.3 (High) CVSS 2.0


                      
                        AV:N/AC:M/Au:N/C:C/I:C/A:C

9.8 (Critical) CVSS 3.0


                      
                        CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Class

Code vulnerability

Status

Confirmed by the vendor

Exploitation

Resource manipulation

Incidents

Yes

Remediation

Software update

CWE

CWE-20 - Недостаточная проверка вводимых данных

Aliases

CVE-2017-7494, USN-3296-1, USN-3296-2, DSA-3860, RHSA-2017-1270, RHSA-2017-1271, RHSA-2017-1272, RHSA-2017-1273

References

9 references

URL
http://www.samba.org/samba/security/
https://github.com/omri9741/cve-2017-7494
https://access.redhat.com/security/cve/cve-2017-7494
https://www.ubuntu.com/usn/usn-3296-1/
https://www.ubuntu.com/usn/usn-3296-2/
https://www.debian.org/security/2017/dsa-3860.ru.html
https://www.exploit-db.com/exploits/42084
https://www.exploit-db.com/exploits/42060
https://www.cisa.gov/sites/default/files/csv/known_exploited_vulnerabilities.csv

Impacted products

6 products from 7 vendors

Vendors

Canonical Ltd., Red Hat, Inc., Samba Team, Сообщество свободного программного обеспечения, ООО «РусБИТех-Астра», ООО «Новые электронные технологии»

Products

Ubuntu, Red Hat Enterprise Linux, Samba, Debian GNU/Linux, Astra Linux Common Edition (запись в едином реестре российских программ №4433), CNC11 TITANIUM mini

Versions

12.04 LTS (Ubuntu), 14.04 LTS (Ubuntu), 5 (Red Hat Enterprise Linux), от 3.5.0 до 4.6.4 (Samba), от 3.5.0 до 4.5.10 (Samba), от 3.5.0 до 4.4.14 (Samba), от 8.0 до 8.6 (Debian GNU/Linux), от 7.0 до 7.13 (Debian GNU/Linux), 6 (Red Hat Enterprise Linux), 7 (Red Hat Enterprise Linux), 17.04 (Ubuntu), 16.10 (Ubuntu), 16.04 LTS (Ubuntu), 2.12 «Орёл» (Astra Linux Common Edition), - (CNC11 TITANIUM mini)

Product types

Operating system, Network software, Firmware

Platforms

Canonical Ltd. Ubuntu 12.04 LTS, Canonical Ltd. Ubuntu 14.04 LTS, Red Hat, Inc. Red Hat Enterprise Linux 5, Сообщество свободного программного обеспечения Debian GNU/Linux от 8.0 до 8.6, Сообщество свободного программного обеспечения Debian GNU/Linux от 7.0 до 7.13, Inc. Red Hat Enterprise Linux 6, Inc. Red Hat Enterprise Linux 7, Canonical Ltd. Ubuntu 17.04, Canonical Ltd. Ubuntu 16.10, Canonical Ltd. Ubuntu 16.04 LTS, ООО «РусБИТех-Астра» Astra Linux Common Edition 2.12 «Орёл» (запись в едином реестре российских программ №4433)

Mitigations

Использование рекомендаций: Для Samba: Обновление сетевой файловой системы Samba до версии 4.6.4, 4.5.10, 4.4.14 или более новых При отсутствии возможности оперативного обновления необходимо установить запрет на запись файлов в общие сетевые ресурсы Для Ubuntu: https://www.ubuntu.com/usn/usn-3296-1/ https://www.ubuntu.com/usn/usn-3296-2/ Для Debian GNU/Linux: https://www.debian.org/security/2017/dsa-3860.ru.html Для программных продуктов Red Hat Inc.: https://access.redhat.com/security/cve/cve-2017-7494 Для CNC11 TITANIUM mini: Обновление сетевой файловой системы Samba до версии 4.3.11+dfsg-0ubuntu0.14.04.8 Для Astra Linux: Обновление программного обеспечения (пакета samba) до 2:4.5.12+dfsg-2+deb9u1 или более поздней версии

JSON

To clipboard

{
  "CVSS 2.0": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
  "CVSS 3.0": "AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "Canonical Ltd., Red Hat, Inc., Samba Team, \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f, \u041e\u041e\u041e \u00ab\u0420\u0443\u0441\u0411\u0418\u0422\u0435\u0445-\u0410\u0441\u0442\u0440\u0430\u00bb, \u041e\u041e\u041e \u00ab\u041d\u043e\u0432\u044b\u0435 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u044b\u0435 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0438\u00bb",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "12.04 LTS (Ubuntu), 14.04 LTS (Ubuntu), 5 (Red Hat Enterprise Linux), \u043e\u0442 3.5.0 \u0434\u043e 4.6.4 (Samba), \u043e\u0442 3.5.0 \u0434\u043e 4.5.10 (Samba), \u043e\u0442 3.5.0 \u0434\u043e 4.4.14 (Samba), \u043e\u0442 8.0 \u0434\u043e 8.6 (Debian GNU/Linux), \u043e\u0442 7.0 \u0434\u043e 7.13 (Debian GNU/Linux), 6 (Red Hat Enterprise Linux), 7 (Red Hat Enterprise Linux), 17.04 (Ubuntu), 16.10 (Ubuntu), 16.04 LTS (Ubuntu), 2.12 \u00ab\u041e\u0440\u0451\u043b\u00bb (Astra Linux Common Edition), - (CNC11 TITANIUM mini)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439:\n\u0414\u043b\u044f Samba:\n\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Samba \u0434\u043e \u0432\u0435\u0440\u0441\u0438\u0438 4.6.4, 4.5.10, 4.4.14 \u0438\u043b\u0438 \u0431\u043e\u043b\u0435\u0435 \u043d\u043e\u0432\u044b\u0445\n\u041f\u0440\u0438 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u0438 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u043e\u043f\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c \u0437\u0430\u043f\u0440\u0435\u0442 \u043d\u0430 \u0437\u0430\u043f\u0438\u0441\u044c \u0444\u0430\u0439\u043b\u043e\u0432 \u0432 \u043e\u0431\u0449\u0438\u0435 \u0441\u0435\u0442\u0435\u0432\u044b\u0435 \u0440\u0435\u0441\u0443\u0440\u0441\u044b\n\n\u0414\u043b\u044f Ubuntu:\n\nhttps://www.ubuntu.com/usn/usn-3296-1/\n\nhttps://www.ubuntu.com/usn/usn-3296-2/\n\n\u0414\u043b\u044f Debian GNU/Linux:\nhttps://www.debian.org/security/2017/dsa-3860.ru.html\n\n\u0414\u043b\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0445 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u043e\u0432 Red Hat Inc.:\nhttps://access.redhat.com/security/cve/cve-2017-7494\n\n\u0414\u043b\u044f CNC11 TITANIUM mini:\n\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Samba \u0434\u043e \u0432\u0435\u0440\u0441\u0438\u0438 4.3.11+dfsg-0ubuntu0.14.04.8\n\n\u0414\u043b\u044f Astra Linux:\n\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f (\u043f\u0430\u043a\u0435\u0442\u0430 samba) \u0434\u043e 2:4.5.12+dfsg-2+deb9u1 \u0438\u043b\u0438 \u0431\u043e\u043b\u0435\u0435 \u043f\u043e\u0437\u0434\u043d\u0435\u0439 \u0432\u0435\u0440\u0441\u0438\u0438",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "24.05.2017",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "28.11.2024",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "29.05.2017",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2017-01262",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2017-7494, USN-3296-1, USN-3296-2, DSA-3860, RHSA-2017-1270, RHSA-2017-1271, RHSA-2017-1272, RHSA-2017-1273",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Ubuntu, Red Hat Enterprise Linux, Samba, Debian GNU/Linux, Astra Linux Common Edition (\u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0435\u0434\u0438\u043d\u043e\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u21164433), CNC11 TITANIUM mini",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "Canonical Ltd. Ubuntu 12.04 LTS , Canonical Ltd. Ubuntu 14.04 LTS , Red Hat, Inc. Red Hat Enterprise Linux 5 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Debian GNU/Linux \u043e\u0442 8.0 \u0434\u043e 8.6 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Debian GNU/Linux \u043e\u0442 7.0 \u0434\u043e 7.13 , Red Hat, Inc. Red Hat Enterprise Linux 6 , Red Hat, Inc. Red Hat Enterprise Linux 7 , Canonical Ltd. Ubuntu 17.04 , Canonical Ltd. Ubuntu 16.10 , Canonical Ltd. Ubuntu 16.04 LTS , \u041e\u041e\u041e \u00ab\u0420\u0443\u0441\u0411\u0418\u0422\u0435\u0445-\u0410\u0441\u0442\u0440\u0430\u00bb Astra Linux Common Edition 2.12 \u00ab\u041e\u0440\u0451\u043b\u00bb  (\u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0435\u0434\u0438\u043d\u043e\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u21164433)",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Samba, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0438\u0442\u044c \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0439 \u043a\u043e\u0434",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0421\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u0435\u0442 \u0432 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u0435",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u041d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u0430\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u0432\u0432\u043e\u0434\u0438\u043c\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 (CWE-20)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Samba \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u0435\u0442 \u0438\u0437-\u0437\u0430 \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e\u0439 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0432\u0445\u043e\u0434\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e, \u0432\u044b\u043f\u043e\u043b\u043d\u0438\u0442\u044c \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0439 \u043a\u043e\u0434 (\u043d\u0430\u0445\u043e\u0434\u044f\u0449\u0438\u0439\u0441\u044f \u0432 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0435, \u0440\u0430\u0437\u043c\u0435\u0449\u0451\u043d\u043d\u043e\u0439 \u043d\u0430 \u043e\u0431\u0449\u0435\u043c \u0441\u0435\u0442\u0435\u0432\u043e\u043c \u0440\u0435\u0441\u0443\u0440\u0441\u0435) \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u0437\u0430\u043f\u0440\u043e\u0441\u0430 \u043a Samba-\u0441\u0435\u0440\u0432\u0435\u0440\u0443",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u0441\u0443\u0440\u0441\u0430\u043c\u0438",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "http://www.samba.org/samba/security/\n\nhttps://github.com/omri9741/cve-2017-7494\n\nhttps://access.redhat.com/security/cve/cve-2017-7494\n\nhttps://www.ubuntu.com/usn/usn-3296-1/\n\nhttps://www.ubuntu.com/usn/usn-3296-2/\n\nhttps://www.debian.org/security/2017/dsa-3860.ru.html\nhttps://www.exploit-db.com/exploits/42084\nhttps://www.exploit-db.com/exploits/42060\nhttps://www.cisa.gov/sites/default/files/csv/known_exploited_vulnerabilities.csv",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430, \u0421\u0435\u0442\u0435\u0432\u043e\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0435 \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u043e, \u041c\u0438\u043a\u0440\u043e\u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0439 \u043a\u043e\u0434",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-20",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 9,3)\n\u041a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 9,8)"
}

CVE-2017-7494 (GCVE-0-2017-7494)

Vulnerability from cvelistv5 – Published: 2017-05-30 18:00 – Updated: 2025-10-21 23:55

Summary

Samba since version 3.5.0 and before 4.6.4, 4.5.10 and 4.4.14 is vulnerable to remote code execution vulnerability, allowing a malicious client to upload a shared library to a writable share, and then cause the server to load and execute it.

Severity

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: active Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-02-07 13:29 UTC

CWE

remote code execution
CWE-94 - Improper Control of Generation of Code ('Code Injection')

Assigner

redhat redhat root

References

17 references

URL	Tags
http://www.securityfocus.com/bid/98636	vdb-entryx_refsource_BID
http://www.debian.org/security/2017/dsa-3860	vendor-advisoryx_refsource_DEBIAN
https://www.exploit-db.com/exploits/42084/	exploitx_refsource_EXPLOIT-DB
https://access.redhat.com/errata/RHSA-2017:1270	vendor-advisoryx_refsource_REDHAT
https://www.samba.org/samba/security/CVE-2017-7494.html	x_refsource_CONFIRM
https://download.schneider-electric.com/files?p_e…	x_refsource_MISC
https://access.redhat.com/errata/RHSA-2017:1390	vendor-advisoryx_refsource_REDHAT
http://www.securitytracker.com/id/1038552	vdb-entryx_refsource_SECTRACK
https://access.redhat.com/errata/RHSA-2017:1273	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2017:1271	vendor-advisoryx_refsource_REDHAT
https://security.gentoo.org/glsa/201805-07	vendor-advisoryx_refsource_GENTOO
https://h20566.www2.hpe.com/hpsc/doc/public/displ…	x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2017:1272	vendor-advisoryx_refsource_REDHAT
https://security.netapp.com/advisory/ntap-2017052…	x_refsource_CONFIRM
https://h20566.www2.hpe.com/hpsc/doc/public/displ…	x_refsource_CONFIRM
https://www.exploit-db.com/exploits/42060/	exploitx_refsource_EXPLOIT-DB
https://www.cisa.gov/known-exploited-vulnerabilit…	government-resource

Impacted products

1 product

Vendor	Product	Version
Samba	samba	Affected: since 3.5.0

Date Public

2017-05-24 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T16:04:11.946Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "98636",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/98636"
          },
          {
            "name": "DSA-3860",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2017/dsa-3860"
          },
          {
            "name": "42084",
            "tags": [
              "exploit",
              "x_refsource_EXPLOIT-DB",
              "x_transferred"
            ],
            "url": "https://www.exploit-db.com/exploits/42084/"
          },
          {
            "name": "RHSA-2017:1270",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1270"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.samba.org/samba/security/CVE-2017-7494.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet\u0026p_File_Name=SEVD-2018-095-01+Security+Notification+Umotion+V1.1.pdf\u0026p_Doc_Ref=SEVD-2018-095-01"
          },
          {
            "name": "RHSA-2017:1390",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1390"
          },
          {
            "name": "1038552",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1038552"
          },
          {
            "name": "RHSA-2017:1273",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1273"
          },
          {
            "name": "RHSA-2017:1271",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1271"
          },
          {
            "name": "GLSA-201805-07",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201805-07"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03759en_us"
          },
          {
            "name": "RHSA-2017:1272",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:1272"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20170524-0001/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbns03755en_us"
          },
          {
            "name": "42060",
            "tags": [
              "exploit",
              "x_refsource_EXPLOIT-DB",
              "x_transferred"
            ],
            "url": "https://www.exploit-db.com/exploits/42060/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2017-7494",
                "options": [
                  {
                    "Exploitation": "active"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-07T13:29:34.869777Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          },
          {
            "other": {
              "content": {
                "dateAdded": "2023-03-30",
                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7494"
              },
              "type": "kev"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-94",
                "description": "CWE-94 Improper Control of Generation of Code (\u0027Code Injection\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-10-21T23:55:40.089Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "government-resource"
            ],
            "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7494"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2023-03-30T00:00:00.000Z",
            "value": "CVE-2017-7494 added to CISA KEV"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "samba",
          "vendor": "Samba",
          "versions": [
            {
              "status": "affected",
              "version": "since 3.5.0"
            }
          ]
        }
      ],
      "datePublic": "2017-05-24T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Samba since version 3.5.0 and before 4.6.4, 4.5.10 and 4.4.14 is vulnerable to remote code execution vulnerability, allowing a malicious client to upload a shared library to a writable share, and then cause the server to load and execute it."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "remote code execution",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-10-21T09:57:02.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "name": "98636",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/98636"
        },
        {
          "name": "DSA-3860",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2017/dsa-3860"
        },
        {
          "name": "42084",
          "tags": [
            "exploit",
            "x_refsource_EXPLOIT-DB"
          ],
          "url": "https://www.exploit-db.com/exploits/42084/"
        },
        {
          "name": "RHSA-2017:1270",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1270"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.samba.org/samba/security/CVE-2017-7494.html"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet\u0026p_File_Name=SEVD-2018-095-01+Security+Notification+Umotion+V1.1.pdf\u0026p_Doc_Ref=SEVD-2018-095-01"
        },
        {
          "name": "RHSA-2017:1390",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1390"
        },
        {
          "name": "1038552",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1038552"
        },
        {
          "name": "RHSA-2017:1273",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1273"
        },
        {
          "name": "RHSA-2017:1271",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1271"
        },
        {
          "name": "GLSA-201805-07",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201805-07"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03759en_us"
        },
        {
          "name": "RHSA-2017:1272",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:1272"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20170524-0001/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbns03755en_us"
        },
        {
          "name": "42060",
          "tags": [
            "exploit",
            "x_refsource_EXPLOIT-DB"
          ],
          "url": "https://www.exploit-db.com/exploits/42060/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2017-7494",
    "datePublished": "2017-05-30T18:00:00.000Z",
    "dateReserved": "2017-04-05T00:00:00.000Z",
    "dateUpdated": "2025-10-21T23:55:40.089Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

USN-3296-1 (UBUNTU-CVE-2017-7494)

Vulnerability from osv_ubuntu – Published: 2017-05-24 11:18 – Updated: 2026-04-22 07:36 – Source website

Summary

samba vulnerability

Details

It was discovered that Samba incorrectly handled shared libraries. A remote attacker could use this flaw to upload a shared library to a writable share and execute arbitrary code.

References

URL

Type

	https://ubuntu.com/security/notices/USN-3296-1	ADVISORY
	https://ubuntu.com/security/CVE-2017-7494	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2017-7494",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:14.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libnss-winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "libpam-smbpass",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "libpam-winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "libparse-pidl-perl",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "libsmbclient",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "libsmbsharemodes0",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "libwbclient0",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "python-samba",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "registry-tools",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "samba",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "samba-common",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "samba-common-bin",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "samba-dsdb-modules",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "samba-libs",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "samba-testsuite",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "samba-vfs-modules",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "smbclient",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          },
          {
            "binary_name": "winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "samba",
        "purl": "pkg:deb/ubuntu/samba@2:4.3.11+dfsg-0ubuntu0.14.04.8?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:4.3.11+dfsg-0ubuntu0.14.04.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2:3.6.18-1ubuntu3",
        "2:4.0.10+dfsg-4ubuntu2",
        "2:4.0.13+dfsg-1ubuntu1",
        "2:4.1.3+dfsg-2ubuntu2",
        "2:4.1.3+dfsg-2ubuntu3",
        "2:4.1.3+dfsg-2ubuntu4",
        "2:4.1.3+dfsg-2ubuntu5",
        "2:4.1.6+dfsg-1ubuntu1",
        "2:4.1.6+dfsg-1ubuntu2",
        "2:4.1.6+dfsg-1ubuntu2.14.04.1",
        "2:4.1.6+dfsg-1ubuntu2.14.04.2",
        "2:4.1.6+dfsg-1ubuntu2.14.04.3",
        "2:4.1.6+dfsg-1ubuntu2.14.04.4",
        "2:4.1.6+dfsg-1ubuntu2.14.04.5",
        "2:4.1.6+dfsg-1ubuntu2.14.04.7",
        "2:4.1.6+dfsg-1ubuntu2.14.04.8",
        "2:4.1.6+dfsg-1ubuntu2.14.04.9",
        "2:4.1.6+dfsg-1ubuntu2.14.04.11",
        "2:4.1.6+dfsg-1ubuntu2.14.04.12",
        "2:4.1.6+dfsg-1ubuntu2.14.04.13",
        "2:4.3.8+dfsg-0ubuntu0.14.04.2",
        "2:4.3.9+dfsg-0ubuntu0.14.04.1",
        "2:4.3.9+dfsg-0ubuntu0.14.04.3",
        "2:4.3.11+dfsg-0ubuntu0.14.04.1",
        "2:4.3.11+dfsg-0ubuntu0.14.04.2",
        "2:4.3.11+dfsg-0ubuntu0.14.04.3",
        "2:4.3.11+dfsg-0ubuntu0.14.04.4",
        "2:4.3.11+dfsg-0ubuntu0.14.04.6",
        "2:4.3.11+dfsg-0ubuntu0.14.04.7"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2017-7494",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "ctdb",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "libnss-winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "libpam-winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "libparse-pidl-perl",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "libsmbclient",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "libwbclient0",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "python-samba",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "registry-tools",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "samba",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "samba-common",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "samba-common-bin",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "samba-dsdb-modules",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "samba-libs",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "samba-testsuite",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "samba-vfs-modules",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "smbclient",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          },
          {
            "binary_name": "winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "samba",
        "purl": "pkg:deb/ubuntu/samba@2:4.3.11+dfsg-0ubuntu0.16.04.7?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:4.3.11+dfsg-0ubuntu0.16.04.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2:4.1.17+dfsg-4ubuntu2",
        "2:4.1.20+dfsg-1ubuntu1",
        "2:4.1.20+dfsg-1ubuntu2",
        "2:4.1.20+dfsg-1ubuntu3",
        "2:4.1.20+dfsg-1ubuntu5",
        "2:4.3.3+dfsg-1ubuntu1",
        "2:4.3.3+dfsg-1ubuntu2",
        "2:4.3.3+dfsg-1ubuntu3",
        "2:4.3.6+dfsg-1ubuntu1",
        "2:4.3.8+dfsg-0ubuntu1",
        "2:4.3.9+dfsg-0ubuntu0.16.04.1",
        "2:4.3.9+dfsg-0ubuntu0.16.04.2",
        "2:4.3.9+dfsg-0ubuntu0.16.04.3",
        "2:4.3.11+dfsg-0ubuntu0.16.04.1",
        "2:4.3.11+dfsg-0ubuntu0.16.04.3",
        "2:4.3.11+dfsg-0ubuntu0.16.04.5",
        "2:4.3.11+dfsg-0ubuntu0.16.04.6"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that Samba incorrectly handled shared libraries. A remote\nattacker could use this flaw to upload a shared library to a writable share\nand execute arbitrary code.\n",
  "id": "USN-3296-1",
  "modified": "2026-04-22T07:36:34Z",
  "published": "2017-05-24T11:18:49Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3296-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-7494"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "samba vulnerability",
  "upstream": [
    "UBUNTU-CVE-2017-7494"
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

BDU:2017-01262 (CVE-2017-7494)

CVE-2017-7494 (GCVE-0-2017-7494)

USN-3296-1 (UBUNTU-CVE-2017-7494)

Tags

Sightings

Nomenclature

Related by attack behaviour