CVE-2022-23971

ASUS RT-AX56U’s update_PLC/PORT file has a path traversal vulnerability due to insufficient filtering for special characters in the URL parameter. An unauthenticated LAN attacker can overwrite a system file by uploading another PLC/PORT file with the same file name, which results in service disruption.

Score

CVSS 3.1 8.1 High

Status

Modified - twcert@cert.org.tw

Published

2022-04-07

Last modified

2024-09-17

Weaknesses

CWE-22

Affected products

• Rt-ax56u (Asus)
• Rt-ax56u Firmware (Asus)

References

• https://www.twcert.org.tw/tw/cp-132-5785-cf8db-1.html