CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 8.8. It may be remotely exploitable.
CVE
CVE-2021-40556
Severity
HIGH
CVSS
8.8
EPSS
1.36%
Original NVD Description
A stack overflow vulnerability exists in the httpd service in ASUS RT-AX56U Router Version 3.0.0.4.386.44266. This vulnerability is caused by the strcat function called by "caupload" input handle function allowing the user to enter 0xFFFF bytes into the stack. This vulnerability allows an attacker to execute commands remotely. The vulnerability requires authentication.
Related CVEs
Other vulnerabilities affecting the same vendor(s)