CVE-2022-2487: wavlink wl-wn535k2_firmware OS Command Injection

Vulnerability summary

CVE-2022-2487 is a critical (CVSS 9.8) OS Command Injection vulnerability in wavlink wl-wn535k2_firmware. EPSS estimates a 79.30% chance of exploitation in the next 30 days, higher than 99.6% of scored vulnerabilities. 2 public exploits are recorded.

Timeline

1. 20-07-2022
   PublishedVulnerability first disclosed.
2. 15-04-2025
   Last modifiedVulnerability information updated.

Description

A vulnerability has been found in WAVLINK WN535K2 and WN535K3 and classified as critical. This vulnerability affects unknown code of the file /cgi-bin/nightled.cgi. The manipulation of the argument start_hour leads to os command injection. The exploit has been disclosed to the public and may be used.

• 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.