CVE-2022-43973

 

Published at: - 09-01-2023 10:15

Last modified: - 13-01-2023 05:40

Total changes: - 3

Description

An arbitrary code execution vulnerability exisits in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. The Check_TSSI function within the httpd binary uses unvalidated user input in the construction of a system command. An authenticated attacker with administrator privileges can leverage this vulnerability over the network via a malicious POST request to /apply.cgi to execute arbitrary commands on the underlying Linux operating system as root.

Common Vulnerability Scoring System (CVSS)

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

 

Verification logic

 

Reference

• https://youtu.be/73-1lhvJPNg
• https://youtu.be/TeWAmZaKQ_w
• https://youtu.be/RfWVYCUBNZ0

 

Keywords

NVD

 

CVE-2022-43973

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures