CVE-2018-6789
Vulnerability from cvelistv5
Published
2018-02-08 23:00
Modified
2025-02-07 14:03
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
An issue was discovered in the base64d function in the SMTP listener in Exim before 4.90.1. By sending a handcrafted message, a buffer overflow may happen. This can be used to execute code remotely.
References
cve@mitre.orghttp://openwall.com/lists/oss-security/2018/02/10/2Mailing List, Third Party Advisory
cve@mitre.orghttp://packetstormsecurity.com/files/162959/Exim-base64d-Buffer-Overflow.htmlExploit, Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2018/02/07/2Mailing List, Third Party Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/103049Broken Link, Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.securitytracker.com/id/1040461Broken Link, Third Party Advisory, VDB Entry
cve@mitre.orghttps://devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018-6789-en/Exploit, Third Party Advisory
cve@mitre.orghttps://exim.org/static/doc/security/CVE-2018-6789.txtVendor Advisory
cve@mitre.orghttps://git.exim.org/exim.git/commit/cf3cd306062a08969c41a1cdd32c6855f1abecf1Patch
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2018/02/msg00009.htmlMailing List, Third Party Advisory
cve@mitre.orghttps://usn.ubuntu.com/3565-1/Third Party Advisory
cve@mitre.orghttps://www.debian.org/security/2018/dsa-4110Mailing List, Third Party Advisory
cve@mitre.orghttps://www.exploit-db.com/exploits/44571/Exploit, Third Party Advisory, VDB Entry
cve@mitre.orghttps://www.exploit-db.com/exploits/45671/Exploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://openwall.com/lists/oss-security/2018/02/10/2Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/162959/Exim-base64d-Buffer-Overflow.htmlExploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2018/02/07/2Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/103049Broken Link, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1040461Broken Link, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018-6789-en/Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://exim.org/static/doc/security/CVE-2018-6789.txtVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://git.exim.org/exim.git/commit/cf3cd306062a08969c41a1cdd32c6855f1abecf1Patch
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2018/02/msg00009.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3565-1/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2018/dsa-4110Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/44571/Exploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/45671/Exploit, Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
n/a n/a Version: n/a
CISA Known exploited vulnerability
Data from the Known Exploited Vulnerabilities Catalog

Date added: 2021-11-03

Due date: 2022-05-03

Required action: Apply updates per vendor instructions.

Used in ransomware: Known

Notes: https://nvd.nist.gov/vuln/detail/CVE-2018-6789

Show details on NVD website

To clipboard 

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