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…

PriorityP340high8.1CVSS 3.1

AVAACLPRNUINSUCNIHAH

EPSS

0.47%

37.8th percentile

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

2 ranges

Vendor	Product	Version range	Fixed in
asus	rt-ax56u	—	—
asus	rt-ax56u_firmware	—	—

CVSS provenance

nvdv3.18.1HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

nvdv2.04.8MEDIUMAV:A/AC:L/Au:N/C:N/I:P/A:P

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