Vulnerability-Lookup

CNVD-2017-03391

Vulnerability from cnvd - Published: 2017-03-24

Title

PuTTY本地拒绝服务漏洞

Description

PuTTY是软件开发者Simon Tatham所研发的一套免费的Telnet、Rlogin和SSH客户端软件。该软件主要用于对Linux系统进行远程管理。 PuTTY存在本地拒绝服务漏洞，本地用户可以发送特制数据，以触发目标客户端上执行任意代码中的整数溢出，或导致PuTTY崩溃。

Severity

高

Patch Name

PuTTY本地拒绝服务漏洞的补丁

Patch Description

PuTTY是软件开发者Simon Tatham所研发的一套免费的Telnet、Rlogin和SSH客户端软件。该软件主要用于对Linux系统进行远程管理。 PuTTY存在本地拒绝服务漏洞，本地用户可以发送特制数据，以触发目标客户端上执行任意代码中的整数溢出，或导致PuTTY崩溃。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://git.tartarus.org/?p=simon/putty.git;a=commitdiff;h=4ff22863d895cb7ebfced4cf923a012a614adaa8

Reference

http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-agent-fwd-overflow.html

Impacted products

Name
PuTTY PuTTY <0.68

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-6542",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6542"
    }
  },
  "description": "PuTTY\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Simon Tatham\u6240\u7814\u53d1\u7684\u4e00\u5957\u514d\u8d39\u7684Telnet\u3001Rlogin\u548cSSH\u5ba2\u6237\u7aef\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u4e3b\u8981\u7528\u4e8e\u5bf9Linux\u7cfb\u7edf\u8fdb\u884c\u8fdc\u7a0b\u7ba1\u7406\u3002\r\n\r\nPuTTY\u5b58\u5728\u672c\u5730\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u672c\u5730\u7528\u6237\u53ef\u4ee5\u53d1\u9001\u7279\u5236\u6570\u636e\uff0c\u4ee5\u89e6\u53d1\u76ee\u6807\u5ba2\u6237\u7aef\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u4e2d\u7684\u6574\u6570\u6ea2\u51fa\uff0c\u6216\u5bfc\u81f4PuTTY\u5d29\u6e83\u3002",
  "discovererName": "unknown",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://git.tartarus.org/?p=simon/putty.git;a=commitdiff;h=4ff22863d895cb7ebfced4cf923a012a614adaa8",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-03391",
  "openTime": "2017-03-24",
  "patchDescription": "PuTTY\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Simon Tatham\u6240\u7814\u53d1\u7684\u4e00\u5957\u514d\u8d39\u7684Telnet\u3001Rlogin\u548cSSH\u5ba2\u6237\u7aef\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u4e3b\u8981\u7528\u4e8e\u5bf9Linux\u7cfb\u7edf\u8fdb\u884c\u8fdc\u7a0b\u7ba1\u7406\u3002\r\n\r\nPuTTY\u5b58\u5728\u672c\u5730\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u672c\u5730\u7528\u6237\u53ef\u4ee5\u53d1\u9001\u7279\u5236\u6570\u636e\uff0c\u4ee5\u89e6\u53d1\u76ee\u6807\u5ba2\u6237\u7aef\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u4e2d\u7684\u6574\u6570\u6ea2\u51fa\uff0c\u6216\u5bfc\u81f4PuTTY\u5d29\u6e83\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "PuTTY\u672c\u5730\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "PuTTY PuTTY \u003c0.68"
  },
  "referenceLink": "http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-agent-fwd-overflow.html",
  "serverity": "\u9ad8",
  "submitTime": "2017-03-22",
  "title": "PuTTY\u672c\u5730\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2017-6542 (GCVE-0-2017-6542)

Vulnerability from cvelistv5 – Published: 2017-03-27 17:00 – Updated: 2024-08-05 15:33

Summary

The ssh_agent_channel_data function in PuTTY before 0.68 allows remote attackers to have unspecified impact via a large length value in an agent protocol message and leveraging the ability to connect to the Unix-domain socket representing the forwarded agent connection, which trigger a buffer overflow.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

8 references

URL	Tags
http://www.securityfocus.com/bid/97156	vdb-entryx_refsource_BID
https://www.exploit-db.com/exploits/42137/	exploitx_refsource_EXPLOIT-DB
https://security.gentoo.org/glsa/201703-03	vendor-advisoryx_refsource_GENTOO
https://git.tartarus.org/?p=simon/putty.git%3Ba=c…	x_refsource_CONFIRM
http://www.securitytracker.com/id/1038067	vdb-entryx_refsource_SECTRACK
http://www.chiark.greenend.org.uk/~sgtatham/putty…	x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-updates/2017-0…	vendor-advisoryx_refsource_SUSE
https://security.gentoo.org/glsa/201706-09	vendor-advisoryx_refsource_GENTOO

Date Public

2017-03-08 00:00

Show details on NVD website

JSON

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            "url": "https://www.exploit-db.com/exploits/42137/"
          },
          {
            "name": "GLSA-201703-03",
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          },
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            "name": "openSUSE-SU-2017:0741",
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        },
        {
          "name": "1038067",
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          "url": "http://www.securitytracker.com/id/1038067"
        },
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          "url": "http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-agent-fwd-overflow.html"
        },
        {
          "name": "openSUSE-SU-2017:0741",
          "tags": [
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          "url": "http://lists.opensuse.org/opensuse-updates/2017-03/msg00055.html"
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          "name": "GLSA-201706-09",
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}

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.

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

CNVD-2017-03391

CVE-2017-6542 (GCVE-0-2017-6542)

Tags

Sightings

Nomenclature

Related by attack behaviour