ASUS RT-AX56U - Path Traversal
CVE-2022-23971

8.1HIGH

Key Information:

Vendor

Asus
Status
Rt-ax56u
Vendor
CVE Published:
7 April 2022

What is 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.

Affected Version(s)

RT-AX56U 3.0.0.4.386.45898

References

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

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

hanpeng (Cyber Kunlun Lab)
.