Vulnerability-Lookup

CNVD-2016-02373

Vulnerability from cnvd - Published: 2016-04-20

Title

OpenSSH UseLogin环境变量任意代码执行漏洞

Description

OpenSSH（OpenBSD Secure Shell）是OpenBSD计划组所维护的一套用于安全访问远程计算机的连接工具。 OpenSSH中存在任意代码执行漏洞，本地攻击者可利用该漏洞绕过特定的安全限制，向/bin/login URI中下载受限制的库文件，以root权限执行任意代码。

Severity

高

Patch Name

OpenSSH UseLogin环境变量任意代码执行漏洞的补丁

Patch Description

OpenSSH（OpenBSD Secure Shell）是OpenBSD计划组所维护的一套用于安全访问远程计算机的连接工具。 OpenSSH中存在任意代码执行漏洞，本地攻击者可利用该漏洞绕过特定的安全限制，向/bin/login URI中下载受限制的库文件，以root权限执行任意代码。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

目前厂商已经发布了升级补丁以修复此安全问题，详情请关注厂商主页： http://www.openssh.com/

Reference

http://www.openssh.com/ https://anongit.mindrot.org/openssh.git/commit/?id=85bdcd7c92fe7ff133bbc4e10a65c91810f88755

Impacted products

Name
OpenSSH OpenSSH

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "86187"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-8325"
    }
  },
  "description": "OpenSSH\uff08OpenBSD Secure Shell\uff09\u662fOpenBSD\u8ba1\u5212\u7ec4\u6240\u7ef4\u62a4\u7684\u4e00\u5957\u7528\u4e8e\u5b89\u5168\u8bbf\u95ee\u8fdc\u7a0b\u8ba1\u7b97\u673a\u7684\u8fde\u63a5\u5de5\u5177\u3002\r\n\r\nOpenSSH\u4e2d\u5b58\u5728\u4efb\u610f\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u7279\u5b9a\u7684\u5b89\u5168\u9650\u5236\uff0c\u5411/bin/login URI\u4e2d\u4e0b\u8f7d\u53d7\u9650\u5236\u7684\u5e93\u6587\u4ef6\uff0c\u4ee5root\u6743\u9650\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "discovererName": "Damien Miller",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttp://www.openssh.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-02373",
  "openTime": "2016-04-20",
  "patchDescription": "OpenSSH\uff08OpenBSD Secure Shell\uff09\u662fOpenBSD\u8ba1\u5212\u7ec4\u6240\u7ef4\u62a4\u7684\u4e00\u5957\u7528\u4e8e\u5b89\u5168\u8bbf\u95ee\u8fdc\u7a0b\u8ba1\u7b97\u673a\u7684\u8fde\u63a5\u5de5\u5177\u3002\r\n\r\nOpenSSH\u4e2d\u5b58\u5728\u4efb\u610f\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\uff0c\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u7279\u5b9a\u7684\u5b89\u5168\u9650\u5236\uff0c\u5411/bin/login URI\u4e2d\u4e0b\u8f7d\u53d7\u9650\u5236\u7684\u5e93\u6587\u4ef6\uff0c\u4ee5root\u6743\u9650\u6267\u884c\u4efb\u610f\u4ee3\u7801\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": "OpenSSH UseLogin\u73af\u5883\u53d8\u91cf\u4efb\u610f\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "OpenSSH OpenSSH"
  },
  "referenceLink": "http://www.openssh.com/\t\r\nhttps://anongit.mindrot.org/openssh.git/commit/?id=85bdcd7c92fe7ff133bbc4e10a65c91810f88755",
  "serverity": "\u9ad8",
  "submitTime": "2016-04-19",
  "title": "OpenSSH UseLogin\u73af\u5883\u53d8\u91cf\u4efb\u610f\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e"
}

CVE-2015-8325 (GCVE-0-2015-8325)

Vulnerability from cvelistv5 – Published: 2016-05-01 00:00 – Updated: 2026-05-22 14:29

Summary

The do_setup_env function in session.c in sshd in OpenSSH through 7.2p2, when the UseLogin feature is enabled and PAM is configured to read .pam_environment files in user home directories, allows local users to gain privileges by triggering a crafted environment for the /bin/login program, as demonstrated by an LD_PRELOAD environment variable.

Severity

7.8 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-22 14:28 UTC

CWE

n/a
CWE-1262 - Improper Access Control for Register Interface

Assigner

mitre mitre root

References

12 references

URL	Tags
http://www.securityfocus.com/bid/86187	vdb-entry
http://www.debian.org/security/2016/dsa-3550	vendor-advisory
https://people.canonical.com/~ubuntu-security/cve…
https://bugzilla.redhat.com/show_bug.cgi?id=1328012
http://rhn.redhat.com/errata/RHSA-2017-0641.html	vendor-advisory
http://rhn.redhat.com/errata/RHSA-2016-2588.html	vendor-advisory
http://www.securitytracker.com/id/1036487	vdb-entry
https://anongit.mindrot.org/openssh.git/commit/?i…
https://security-tracker.debian.org/tracker/CVE-2…
https://security.gentoo.org/glsa/201612-18	vendor-advisory
https://security.netapp.com/advisory/ntap-2018062…
https://cert-portal.siemens.com/productcert/pdf/s…

Date Public

2016-04-13 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T08:13:32.458Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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        "references": [
          {
            "name": "86187",
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              "vdb-entry",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/86187"
          },
          {
            "name": "DSA-3550",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3550"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-8325.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1328012"
          },
          {
            "name": "RHSA-2017:0641",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2017-0641.html"
          },
          {
            "name": "RHSA-2016:2588",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2016-2588.html"
          },
          {
            "name": "1036487",
            "tags": [
              "vdb-entry",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1036487"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://anongit.mindrot.org/openssh.git/commit/?id=85bdcd7c92fe7ff133bbc4e10a65c91810f88755"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security-tracker.debian.org/tracker/CVE-2015-8325"
          },
          {
            "name": "GLSA-201612-18",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201612-18"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20180628-0001/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 7.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2015-8325",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-22T14:28:36.386798Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-1262",
                "description": "CWE-1262 Improper Access Control for Register Interface",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-22T14:29:32.902Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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        }
      ],
      "datePublic": "2016-04-13T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The do_setup_env function in session.c in sshd in OpenSSH through 7.2p2, when the UseLogin feature is enabled and PAM is configured to read .pam_environment files in user home directories, allows local users to gain privileges by triggering a crafted environment for the /bin/login program, as demonstrated by an LD_PRELOAD environment variable."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
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      "providerMetadata": {
        "dateUpdated": "2022-12-13T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
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          "name": "86187",
          "tags": [
            "vdb-entry"
          ],
          "url": "http://www.securityfocus.com/bid/86187"
        },
        {
          "name": "DSA-3550",
          "tags": [
            "vendor-advisory"
          ],
          "url": "http://www.debian.org/security/2016/dsa-3550"
        },
        {
          "url": "https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-8325.html"
        },
        {
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1328012"
        },
        {
          "name": "RHSA-2017:0641",
          "tags": [
            "vendor-advisory"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2017-0641.html"
        },
        {
          "name": "RHSA-2016:2588",
          "tags": [
            "vendor-advisory"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2016-2588.html"
        },
        {
          "name": "1036487",
          "tags": [
            "vdb-entry"
          ],
          "url": "http://www.securitytracker.com/id/1036487"
        },
        {
          "url": "https://anongit.mindrot.org/openssh.git/commit/?id=85bdcd7c92fe7ff133bbc4e10a65c91810f88755"
        },
        {
          "url": "https://security-tracker.debian.org/tracker/CVE-2015-8325"
        },
        {
          "name": "GLSA-201612-18",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/201612-18"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20180628-0001/"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
        }
      ]
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  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2015-8325",
    "datePublished": "2016-05-01T00:00:00.000Z",
    "dateReserved": "2015-11-24T00:00:00.000Z",
    "dateUpdated": "2026-05-22T14:29:32.902Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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-2016-02373

CVE-2015-8325 (GCVE-0-2015-8325)

Tags

Sightings

Nomenclature

Related by attack behaviour