Risk Letters

Exploited vulnerability

CVE-2018-14558

TLP:CLEAR

Tenda AC7, AC9, and AC10 Routers Command Injection Vulnerability

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.

Facts

  • Vendor: Tenda
  • Product: AC7, AC9, and AC10 Routers
  • CVSS: 9.8
  • EPSS (probability of exploitation within 30 days): 8.5 %
  • On CISA's Known Exploited Vulnerabilities list since: 3 November 2021
  • First known exploitation: 3 November 2021
  • CISA's deadline for US federal agencies: 3 May 2022
  • Weakness: CWE-78
  • First seen by Risk Letters: 3 November 2021

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD