CVE-2025-10432: Tenda AC1206 HTTP Request AdvSetMacMtuWa check_param_changed stack-based overflow

Vulnerability summary

CVE-2025-10432 is a high (CVSS 10.0) vulnerability in tenda ac1206_firmware. EPSS estimates a 1.58% chance of exploitation in the next 30 days, higher than 75.3% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 15-09-2025
   PublishedVulnerability first disclosed.
2. 15-09-2025
   Last modifiedVulnerability information updated.

Description

A vulnerability was found in Tenda AC1206 15.03.06.23. This vulnerability affects the function check_param_changed of the file /goform/AdvSetMacMtuWa of the component HTTP Request Handler. Performing manipulation of the argument wanMTU results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made public and could be used.

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
• CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).