9.8
CRITICAL
CVE-2022-31814
pfSense pfBlockerNG Remote Command Execution
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.

INFO

Published Date :

Sept. 5, 2022, 4:15 p.m.

Last Modified :

July 3, 2024, 1:38 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2022-31814 has a 18 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2022-31814 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Netgate pfblockerng
: Total Affected Vendor : 1 | Products : 1
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-31814.

URL Resource
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://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/ Exploit Technical Description Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
ArunHAtter/CVE-2022-31814

This script is a proof-of-concept exploit for pfBlockerNG <= 2.1.4_26 that allows for remote code execution. It takes a single target URL or a list of URLs, tries to upload a shell using multiple payloads, executes a command, and then deletes the shell.

Python

Updated: 1 month ago
0 stars 0 fork 0 watcher
Born at : Aug. 12, 2024, 12:50 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
Laburity/CVE-2022-31814

Updated Exploit - pfBlockerNG <= 2.1.4_26 Unauth RCE (CVE-2022-31814)

Python

Updated: 1 week, 5 days ago
23 stars 2 fork 2 watcher
Born at : July 23, 2024, 9:44 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
NaInSec/CVE-PoC-in-GitHub

All CVE - PoC in GitHub

poc proofofconcept tester allcve cvegithub cvenew cvepoc cveupdate

Updated: 3 weeks, 2 days ago
5 stars 2 fork 2 watcher
Born at : March 22, 2024, 3:58 p.m. This repo has been linked 928 different CVEs too.
Profile Photo
zecool/cve

None

Updated: 6 months ago
1 stars 0 fork 0 watcher
Born at : March 11, 2024, 1:21 p.m. This repo has been linked 930 different CVEs too.
Profile Photo
Knownasjohnn/RCE

None

Python PHP

Updated: 1 year, 3 months ago
0 stars 0 fork 0 watcher
Born at : June 11, 2023, 1:32 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
whoforget/CVE-POC

None

Updated: 1 year, 5 months ago
0 stars 2 fork 2 watcher
Born at : April 8, 2023, 6:19 a.m. This repo has been linked 923 different CVEs too.
Profile Photo
dkstar11q/CVE-2022-31814

pfBlockerNG <= 2.1.4_26 Unauth RCE (CVE-2022-31814)

Python

Updated: 1 month, 1 week ago
1 stars 0 fork 0 watcher
Born at : March 26, 2023, 5:22 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
Chocapikk/CVE-2022-31814

pfBlockerNG <= 2.1.4_26 Unauth RCE (CVE-2022-31814)

Python

Updated: 1 week, 3 days ago
3 stars 1 fork 1 watcher
Born at : March 26, 2023, 12:18 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
drcayber/RCE

CVE-2022-31814

rce bug exploit hunting python rce-exploit rce-scanner web webapplication

Updated: 11 months, 4 weeks ago
2 stars 0 fork 0 watcher
Born at : March 5, 2023, 12:56 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
TheUnknownSoul/CVE-2022-31814

None

Python

Updated: 1 year, 6 months ago
1 stars 0 fork 0 watcher
Born at : March 1, 2023, 1:24 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
Madliife0/CVE-2022-31814

None

Updated: 1 year, 6 months ago
0 stars 0 fork 0 watcher
Born at : Feb. 22, 2023, 12:38 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
k0mi-tg/CVE-POC

None

Updated: 7 months, 1 week ago
20 stars 3 fork 3 watcher
Born at : Feb. 14, 2023, 6:10 p.m. This repo has been linked 921 different CVEs too.
Profile Photo
WhooAmii/POC_to_review

None

Updated: 7 months ago
2 stars 2 fork 2 watcher
Born at : Nov. 25, 2022, 5:43 p.m. This repo has been linked 930 different CVEs too.
Profile Photo
EvergreenCartoons/SenselessViolence

CVE-2022-31814 Exploitation Toolkit.

exploit hacking pfsense security-tools

Python Shell

Updated: 1 month, 1 week ago
4 stars 0 fork 0 watcher
Born at : Sept. 18, 2022, 11:10 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
dhammon/pfBlockerNg-CVE-2022-40624

None

Updated: 1 month, 3 weeks ago
1 stars 0 fork 0 watcher
Born at : Sept. 15, 2022, 3:24 a.m. This repo has been linked 2 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-31814 vulnerability anywhere in the article.

  • Cyber Security News
Weekly Cyber Security News Letter – Data Breaches, Vulnerability, Cyber Attack & More

Our Weekly Cybersecurity Newsletter is your personal radar that will help you to surf through the ever-changing digital threat landscape. This analysis, however, is not just a news report but aims to ... Read more

Published Date: Aug 11, 2024 (1 month, 1 week ago)
CVE-2024-37287 CVE-2024-7553 CVE-2024-38077 CVE-2023-20163 CVE-2022-31814
  • Cyber Security News
Open Source Firewall pfsense Vulnerable to Remote Code Execution Attacks

A popular open-source firewall software pfSense vulnerability has been identified, allowing for remote code execution (RCE) attacks. The vulnerability, tracked as CVE-2022-31814, highlights potential ... Read more

Published Date: Aug 09, 2024 (1 month, 1 week ago)
CVE-2022-31814

The following table lists the changes that have been made to the CVE-2022-31814 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jul. 03, 2024

    Action Type Old Value New Value
    Added CWE CISA-ADP CWE-78
    Added CVSS V3.1 CISA-ADP AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
    Added Reference MITRE https://github.com/pfsense/FreeBSD-ports/pull/1169 [No types assigned]
    Added Reference MITRE https://github.com/pfsense/FreeBSD-ports/pull/1169/commits/071bdcf2d918c3e51cde11cf81fbd9b6f0379d7e [No types assigned]
  • CWE Remap by [email protected]

    Aug. 08, 2023

    Action Type Old Value New Value
    Changed CWE NVD-CWE-noinfo CWE-78
  • CVE Modified by [email protected]

    Feb. 27, 2023

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/171123/pfBlockerNG-2.1.4_26-Remote-Code-Execution.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Oct. 28, 2022

    Action Type Old Value New Value
    Changed Reference Type http://packetstormsecurity.com/files/168743/pfSense-pfBlockerNG-2.1.4_26-Shell-Upload.html No Types Assigned http://packetstormsecurity.com/files/168743/pfSense-pfBlockerNG-2.1.4_26-Shell-Upload.html Exploit, Third Party Advisory, VDB Entry
  • CVE Modified by [email protected]

    Oct. 17, 2022

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/168743/pfSense-pfBlockerNG-2.1.4_26-Shell-Upload.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Sep. 09, 2022

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://docs.netgate.com/pfsense/en/latest/packages/pfblocker.html No Types Assigned https://docs.netgate.com/pfsense/en/latest/packages/pfblocker.html Release Notes, Vendor Advisory
    Changed Reference Type https://www.ihteam.net/advisory/pfblockerng-unauth-rce-vulnerability/ No Types Assigned https://www.ihteam.net/advisory/pfblockerng-unauth-rce-vulnerability/ Exploit, Technical Description, Third Party Advisory
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:a:netgate:pfblockerng:*:*:*:*:*:pfsense:*:* versions up to (including) 2.1.4_26
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-31814 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-31814 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

97.06 }} 0.05%

score

0.99802

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: