CVE-2022-43973

HighCVSS 7.2/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 7.2/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-78

Affected software

VendorProductVersions
LinksysWRT54GL Wireless-G Broadband Router>= Firmware, <= 4.30.18.006

References

Timeline

Published
Jan 9, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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