netVigilance Vulnerability intelligence since 2004
CVE-2018-14558 · netVigilance record NV21-0035

Tenda AC7, AC9, and AC10 Routers Command Injection

past due

What to do

Apply updates per vendor instructions.

CISA deadline 2022-05-03 · passed 4 years 4 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Tenda AC7, AC9, and AC10 devices contain a command injection vulnerability due to the "formsetUsbUnload" function executes a dosystemCmd function with untrusted input. Successful exploitation allows an attacker to execute OS commands via a crafted goform/setUsbUnload request.

Who is affected

Tenda AC7, AC9, and AC10 Routers. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-78.

Timeline

  1. Added to CISA KEVExploitation in the wild confirmed by CISA
  2. CISA remediation deadlinepassed 4 years 4 months ago

Sources