Quantum Secular Labs / Blog / Advisories

CVE-2014-8361: Realtek SDK Improper Input Validation Vulnerability

CVE-2014-8361 is rated critical with a CVSS v3.1 base score of 9.8 and affects Realtek SDK, along with 25 other products in NVD’s configuration data. 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. CISA added it to its Known Exploited Vulnerabilities catalog on 2023-09-18, which means exploitation in the wild has been observed.

Vulnerability description

The miniigd SOAP service in Realtek SDK allows remote attackers to execute arbitrary code via a crafted NewInternalClient request, as exploited in the wild through 2023.

Severity breakdown

CVSS v3.1 9.8: CVSS:3.1/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

  • Realtek Sdk: all versions listed by NVD
  • D-Link Dir 905l Firmware: up to and including 2.05b01
  • D-Link Dir 605l Firmware: up to and including 1.14b06; up to and including 2.07b02; up to and including 3.03b07
  • D-Link Dir 600l Firmware: up to and including 1.15; up to and including 2.056b06
  • D-Link Dir 619l Firmware: up to and including 1.15; up to and including 2.07b02
  • D-Link Dir 809 Firmware: up to and including 1.04b02
  • D-Link Dir 900l Firmware: before 1.15b01
  • D-Link Dir 501 Firmware: up to and including 1.01b04
  • D-Link Dir 515 Firmware: up to and including 1.01b04
  • D-Link Dir 615 Firmware: 10.01b02; up to and including 6.06b03
  • Aterm Wg1900hp2 Firmware: up to and including 1.3.1
  • Aterm Wg1900hp Firmware: up to and including 2.5.1
  • Aterm Wg1800hp4 Firmware: up to and including 1.3.1
  • Aterm Wg1800hp3 Firmware: up to and including 1.5.1
  • Aterm Wg1200hs2 Firmware: up to and including 2.5.0

References