CVE-2022-31814

Published Sep 5, 2022

Last updated 4 months ago

CVSS critical 9.8

Overview

Description: pfSense pfBlockerNG through 2.1.4_26 allows remote attackers to execute arbitrary OS commands as root via shell metacharacters in the HTTP Host header. NOTE: 3.x is unaffected.
Source: cve@mitre.org
NVD status: Modified

Risk scores

CVSS 3.1

Type: Primary
Base score: 9.8
Impact score: 5.9
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL

Weaknesses

nvd@nist.gov: CWE-78
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-78

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:netgate:pfblockerng:*:*:*:*:*:pfsense:*:*",
            "vulnerable": true,
            "matchCriteriaId": "DD1D3CC8-5BC5-4E09-9345-4CDD99DD6E6B",
            "versionEndIncluding": "2.1.4_26"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References