CVE-2025-3249: totolink a6000r_firmware Injection

Vulnerability summary

CVE-2025-3249 is a critical (CVSS 9.8) Injection vulnerability in totolink a6000r_firmware. EPSS estimates a 2.76% chance of exploitation in the next 30 days, higher than 86% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 04-04-2025
   PublishedVulnerability first disclosed.
2. 04-04-2025
   Last modifiedVulnerability information updated.

Description

A vulnerability classified as critical was found in TOTOLINK A6000R 1.0.1-B20201211.2000. Affected by this vulnerability is the function apcli_cancel_wps of the file /usr/lib/lua/luci/controller/mtkwifi.lua. The manipulation leads to command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

• CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.
• CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.