CVE-2024-8234: zyxel nwa1100-n firmware OS Command Injection

Vulnerability summary

CVE-2024-8234 is a critical (CVSS 9.8) OS Command Injection vulnerability in zyxel nwa1100-n firmware. EPSS estimates a 4.39% chance of exploitation in the next 30 days, higher than 91.2% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 30-08-2024
   PublishedVulnerability first disclosed.
2. 30-08-2024
   Last modifiedVulnerability information updated.

Description

** UNSUPPORTED WHEN ASSIGNED ** A command injection vulnerability in the functions formSysCmd(), formUpgradeCert(), and formDelcert() in the Zyxel NWA1100-N firmware version 1.00(AACE.1)C0 could allow an unauthenticated attacker to execute some OS commands to access system files on an affected device.

• 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.