CVE-2015-6564

Published Aug 24, 2015

Last updated 2 years ago

Overview

Description: Use-after-free vulnerability in the mm_answer_pam_free_ctx function in monitor.c in sshd in OpenSSH before 7.0 on non-OpenBSD platforms might allow local users to gain privileges by leveraging control of the sshd uid to send an unexpectedly early MONITOR_REQ_PAM_FREE_CTX request.
Source: cve@mitre.org
NVD status: Modified

Risk scores

CVSS 2.0

Type: Primary
Base score: 6.9
Impact score: 10
Exploitability score: 3.4
Vector string: AV:L/AC:M/Au:N/C:C/I:C/A:C

Weaknesses

nvd@nist.gov: CWE-264

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "27C9A807-7740-4D75-9B01-91ED53D14C40",
            "versionEndIncluding": "6.9"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References