Quantum Secular Labs / Blog / Advisories

CVE-2016-5365: Huawei Honor Ws851 Firmware: Command injection

CVE-2016-5365 is rated critical with a CVSS v3.0 base score of 9.8 and NVD lists Huawei Honor Ws851 Firmware as the affected product. Per its scoring, it can be exploited over the network, without authentication, without any user interaction. The scored impact on confidentiality, integrity and availability is the highest available.

Vulnerability description

Stack-based buffer overflow in Huawei Honor WS851 routers with software 1.1.21.1 and earlier allows remote attackers to execute arbitrary commands with root privileges via unspecified vectors, aka HWPSIRT-2016-05051.

Severity breakdown

CVSS v3.0 9.8: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  • Attack vector: Network. Exploitable remotely over the network, with no need for local or physical access.
  • Attack complexity: Low. No special conditions; the attack can be repeated reliably.
  • Privileges required: None. No account or prior access is needed.
  • User interaction: None. No action from any user is needed.
  • Scope: Unchanged. Impact stays within the vulnerable component.
  • Confidentiality impact: High. Total loss of confidentiality; sensitive data can be fully disclosed.
  • Integrity impact: High. Total loss of integrity; data or system state can be fully modified.
  • Availability impact: High. Total loss of availability; the component can be shut down.

Affected products

  • Huawei Honor Ws851 Firmware: up to and including 1.1.21.1

References