CVE-2013-4851

Published Jul 29, 2013

Last updated 6 years ago

Overview

Description: The vfs_hang_addrlist function in sys/kern/vfs_export.c in the NFS server implementation in the kernel in FreeBSD 8.3 and 9.x through 9.1-RELEASE-p5 controls authorization for host/subnet export entries on the basis of group information sent by the client, which allows remote attackers to bypass file permissions on NFS filesystems via crafted requests.
Source: cve@mitre.org
NVD status: Modified

Hype score: Not currently trending

Risk scores

CVSS 2.0

Type: Primary
Base score: 6.4
Impact score: 4.9
Exploitability score: 10
Vector string: AV:N/AC:L/Au:N/C:P/I:P/A:N

Weaknesses

nvd@nist.gov: CWE-264

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:freebsd:freebsd:8.3:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "30C501A1-FE2D-41E7-A5DB-C61D8701B9B4"
          },
          {
            "criteria": "cpe:2.3:o:freebsd:freebsd:9.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "E6BD5BFF-260A-4A9E-B0AA-C8B8386B154E"
          },
          {
            "criteria": "cpe:2.3:o:freebsd:freebsd:9.1:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "D78E559A-430D-4D50-8A83-58A37D393471"
          },
          {
            "criteria": "cpe:2.3:o:freebsd:freebsd:9.1:p4:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "DD6B2A2E-6E8C-40D7-B29F-1FC9E8B1076B"
          },
          {
            "criteria": "cpe:2.3:o:freebsd:freebsd:9.1:p5:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "0ADB3AF3-5E13-4EC3-AE3C-128DF51E1DF9"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

Overview

Social media

Risk scores

CVSS 2.0

Weaknesses

Configurations

References