CVE-2022-31814

CVSS V2 None CVSS V3 Critical 9.8

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.

Overview

CVE ID
CVE-2022-31814

Assigner
cve@mitre.org

Vulnerability Status
Modified

Published Version
2022-09-05T16:15:08

Last Modified Date
2023-02-27T17:15:10

Weakness Enumerations

CWE	URL
NVD-CWE-noinfo	http://cwe.mitre.org/data/definitions/NVD-noinfo.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:netgate:pfblockerng::::::pfsense::*	1	OR		2.1.4_26

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
9.8

Base Severity
CRITICAL

Exploitability Score
3.9

Impact Score
5.9

References

Reference URL	Reference Tags
http://packetstormsecurity.com/files/168743/pfSense-pfBlockerNG-2.1.4_26-Shell-Upload.html	Exploit Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/171123/pfBlockerNG-2.1.4_26-Remote-Code-Execution.html
https://docs.netgate.com/pfsense/en/latest/packages/pfblocker.html	Release Notes Vendor Advisory
https://www.ihteam.net/advisory/pfblockerng-unauth-rce-vulnerability/	Exploit Technical Description Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2022-31814
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31814

History

Created	Old Value	New Value	Data Type	Notes
2022-09-05 17:00:10				Added to TrackCVE
2023-02-27 17:15:48		2023-02-27T17:15:10	CVE Modified Date	updated
2023-02-27 17:15:48	Analyzed	Modified	Vulnerability Status	updated
2023-02-27 17:15:48			References	updated