CVE-2007-1189

Published Mar 2, 2007

Last updated 7 years ago

Overview

Description: Integer overflow in the envwrite function in the Alcatel-Lucent Bell Labs Plan 9 kernel allows local users to overwrite certain memory addresses with kernel memory via a large n argument, as demonstrated by (1) modifying the iseve function to gain privileges and (2) making the devpermcheck function grant unrestricted device permissions.
Source: cve@mitre.org
NVD status: Modified

Hype score: Not currently trending

Risk scores

CVSS 2.0

Type: Primary
Base score: 7.2
Impact score: 10
Exploitability score: 3.9
Vector string: AV:L/AC:L/Au:N/C:C/I:C/A:C

Weaknesses

nvd@nist.gov: NVD-CWE-Other

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:bell_labs:plan_9:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "AAE71A47-71CF-41C2-8072-3BE9C7F37FE2"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References