CVE-2025-6619: totolink ca300-poe_firmware Command Injection

Vulnerability summary

CVE-2025-6619 is a critical (CVSS 9.8) Command Injection vulnerability in totolink ca300-poe_firmware. EPSS estimates a 2.44% chance of exploitation in the next 30 days, higher than 84.1% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 25-06-2025
   PublishedVulnerability first disclosed.
2. 25-06-2025
   Last modifiedVulnerability information updated.

Description

A vulnerability was found in TOTOLINK CA300-PoE 6.2c.884. It has been declared as critical. Affected by this vulnerability is the function setUpgradeFW of the file upgrade.so. The manipulation of the argument FileName leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

• 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.
• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.