CVE-2015-6927

Published Sep 28, 2015

Last updated 8 years ago

Overview

Description: vzctl before 4.9.4 determines the virtual environment (VE) layout based on the presence of root.hdd/DiskDescriptor.xml in the VE private directory, which allows local simfs container (CT) root users to change the root password for arbitrary ploop containers, as demonstrated by a symlink attack on the ploop container root.hdd file and then access a control panel.
Source: cve@mitre.org
NVD status: Modified

Risk scores

CVSS 2.0

Type: Primary
Base score: 3.6
Impact score: 4.9
Exploitability score: 3.9
Vector string: AV:L/AC:L/Au:N/C:N/I:P/A:P

Weaknesses

nvd@nist.gov: CWE-59

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:openvz:vzctl:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "F6A0E965-E5F7-4C3E-B2DF-3D1BB04569AF",
            "versionEndIncluding": "4.9.3"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References