CVE-2022-31814

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.

CVSS v3.0 9.8 CRITICAL

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.ihteam.net/advisory/pfblockerng-unauth-rce-vulnerability/	Exploit Technical Description Third Party Advisory
https://docs.netgate.com/pfsense/en/latest/packages/pfblocker.html	Release Notes Vendor Advisory
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

Configurations

Configuration 1 (hide)

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

Information

Published : 2022-09-05 09:15

Updated : 2023-02-27 09:15

NVD link : CVE-2022-31814

Mitre link : CVE-2022-31814

JSON object : View

CWE

NVD-CWE-noinfo

Products Affected

netgate

pfblockerng

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.ihteam.net/advisory/pfblockerng-unauth-rce-vulnerability/", "name": "https://www.ihteam.net/advisory/pfblockerng-unauth-rce-vulnerability/", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://docs.netgate.com/pfsense/en/latest/packages/pfblocker.html", "name": "https://docs.netgate.com/pfsense/en/latest/packages/pfblocker.html", "tags": ["Release Notes", "Vendor Advisory"], "refsource": "MISC"}, {"url": "http://packetstormsecurity.com/files/168743/pfSense-pfBlockerNG-2.1.4_26-Shell-Upload.html", "name": "http://packetstormsecurity.com/files/168743/pfSense-pfBlockerNG-2.1.4_26-Shell-Upload.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "refsource": "MISC"}, {"url": "http://packetstormsecurity.com/files/171123/pfBlockerNG-2.1.4_26-Remote-Code-Execution.html", "name": "http://packetstormsecurity.com/files/171123/pfBlockerNG-2.1.4_26-Remote-Code-Execution.html", "tags": [], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2022-31814", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}}, "publishedDate": "2022-09-05T16:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:netgate:pfblockerng:*:*:*:*:*:pfsense:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "2.1.4_26"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2023-02-27T17:15Z"}

9.8 /10