CVE-2024-6145

EUVD-2024-47289

19.06.2024, 00:15

Actiontec WCB6200Q Cookie Format String Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Actiontec WCB6200Q routers. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the HTTP server. A crafted Cookie header in an HTTP request can trigger the use of a format specifier from a user-supplied string. An attacker can leverage this vulnerability to execute code in the context of the HTTP server. Was ZDI-CAN-21417.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	8.8 HIGH	ADJACENT_NETWORK	LOW	NONE	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
zdi	CNA	8.8 HIGH				CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base Score

CVSS 3.x

EPSS Score

Percentile: 77%

Affected Products (NVD)

Vendor	Product	Version
actiontec	wcb6200q_firmware	1.2l.03.5:l.03

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-134 - Use of Externally-Controlled Format String
The software uses a function that accepts a format string as an argument, but the format string originates from an external source.

References

https://www.zerodayinitiative.com/advisories/ZDI-24-808/