pfSense pfBlockerNG up to 2.1.4 HTTP Header Host os command injection

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in pfSense pfBlockerNG up to 2.1.4. This issue affects some unknown processing of the component HTTP Header Handler. The manipulation of the argument Host results in os command injection. This vulnerability is reported as CVE-2022-31814. The attack can be launched remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability classified as critical has been found in pfSense pfBlockerNG up to 2.1.4 (Firewall Software). Affected is an unknown part of the component HTTP Header Handler. The manipulation of the argument Host with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was disclosed 09/06/2022. The advisory is available at ihteam.net. This vulnerability is traded as CVE-2022-31814 since 05/31/2022. Technical details and a public exploit are known. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

The exploit is shared for download at packetstormsecurity.com. It is declared as highly functional.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (51032). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/31/2022 🔍
09/06/2022 +98 days 🔍
09/06/2022 +0 days 🔍
12/07/2024 +823 days 🔍

Sourcesinfo

Advisory: ihteam.net
Status: Confirmed

CVE: CVE-2022-31814 (🔍)
GCVE (CVE): GCVE-0-2022-31814
GCVE (VulDB): GCVE-100-207882
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/06/2022 09:49
Updated: 12/07/2024 15:20
Changes: 09/06/2022 09:49 (40), 10/13/2022 09:44 (11), 06/20/2024 10:26 (20), 12/07/2024 15:20 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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