CVE-2022-31814 - Vulnerability Details - OpenCVE

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.

Published: 2022-09-05

Score: 9.8 Critical

EPSS: 87.2% High

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:netgate:pfblockerng:*:*:*:*:*:pfsense:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.87247.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://packetstormsecurity.com/files/168743/pfSense-pfBlockerNG-2.1.4_26-Shell-Upload.html
http://packetstormsecurity.com/files/171123/pfBlockerNG-2.1.4_26-Remote-Code-Execution.html
https://docs.netgate.com/pfsense/en/latest/packages/pfblocker.html
https://github.com/pfsense/FreeBSD-ports/pull/1169
https://github.com/pfsense/FreeBSD-ports/pull/1169/commits/071bdcf2d918c3e51cde11cf81fbd9b6f0379d7e
https://www.ihteam.net/advisory/pfblockerng-unauth-rce-vulnerability/

History

No history.

Subscriptions

Netgate Pfblockerng

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-09-05T00:00:00.000Z

Updated: 2024-08-03T07:26:01.300Z

Reserved: 2022-05-31T00:00:00.000Z

Link: CVE-2022-31814

Vulnrichment

Updated: 2024-08-03T07:26:01.300Z

NVD

Status : Modified

Published: 2022-09-05T16:15:08.500

Modified: 2026-06-17T04:46:21.937

Link: CVE-2022-31814

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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