cbcvebase.
CVE-2022-35401
published 2023-01-10

CVE-2022-35401: An authentication bypass vulnerability exists in the get_IFTTTTtoken.cgi functionality of Asus RT-AX82U 3.0.0.4.386_49674-ge182230. A specially-crafted HTTP…

PriorityP264high8.1CVSS 3.1
AVNACHPRNUINSUCHIHAH
EPSS
20.85%
97.3th percentile
An authentication bypass vulnerability exists in the get_IFTTTTtoken.cgi functionality of Asus RT-AX82U 3.0.0.4.386_49674-ge182230. A specially-crafted HTTP request can lead to full administrative access to the device. An attacker would need to send a series of HTTP requests to exploit this vulnerability.

Affected

2 ranges
VendorProductVersion rangeFixed in
asusrt-ax82u
asusrt-ax82u_firmware

Detection & IOCsextracted from sources · hover to see the quote

path/get_IFTTTTtoken.cgi
snort
60394
snort
60473
  • Exploitation requires a series of HTTP requests targeting the get_IFTTTTtoken.cgi endpoint; monitor for sequential/anomalous HTTP requests to this CGI path on the router's HTTP server.
  • Successful exploitation results in full administrative privileges on the device; alert on unexpected admin-level sessions or configuration changes following requests to get_IFTTTTtoken.cgi.
  • ·Vulnerability is confirmed only on the specific firmware version 3.0.0.4.386_49674-ge182230 of the Asus RT-AX82U; other versions are not confirmed affected.
  • ·The attack surface is expanded when remote administration is enabled; the router's HTTP server is accessible on the local network by default, but remote admin/IOT-style access increases exposure.
  • ·Snort rules 60394 and 60473 may be updated as additional vulnerability information becomes available; always reference the latest rules from Firepower Management Center or Snort.org.

CVSS provenance

nvdv3.18.1HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv3.09.0CRITICALCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
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