CVE-2022-28494: totolink cp900_firmware OS Command Injection

Vulnerability summary

CVE-2022-28494 is a critical (CVSS 9.8) OS Command Injection vulnerability in totolink cp900_firmware. EPSS estimates a 2.55% chance of exploitation in the next 30 days, higher than 84.8% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 23-03-2023
   PublishedVulnerability first disclosed.
2. 25-02-2025
   Last modifiedVulnerability information updated.

Description

TOTOLink outdoor CPE CP900 V6.3c.566_B20171026 is discovered to contain a command injection vulnerability in the setUpgradeFW function via the filename parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

• 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.