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CVE-2018-11482: /usr/lib/lua/luci/websys.lua on TP-LINK IPC TL-IPC223(P)-6, TL-IPC323K-D, TL-IPC325(KP)-*, and TL-IPC40A-4…

CVE-2018-11482 is rated critical with a CVSS v3.0 base score of 9.8 and NVD lists 4 affected products, including TP Link Ipc Tl Ipc223(P) 6 Firmware. 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

/usr/lib/lua/luci/websys.lua on TP-LINK IPC TL-IPC223(P)-6, TL-IPC323K-D, TL-IPC325(KP)-*, and TL-IPC40A-4 devices has a hardcoded zMiVw8Kw0oxKXL0 password.

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.

Underlying weakness

CWE-798: Use of Hard-coded Credentials

The product contains hard-coded credentials, such as a password or cryptographic key.

Affected products

  • TP Link Ipc Tl Ipc223(P) 6 Firmware: before 1.0.21
  • TP Link Tl Ipc323k D Firmware: before 1.0.21
  • TP Link Tl Ipc325(Kp) Firmware: before 1.0.21
  • TP Link Tl Ipc40a 4 Firmware: before 1.0.21

References