CVE-2024-6145 Actiontec WCB6200Q Cookie Format String Remote Code Execution Vulnerability

What is CVE-2024-6145?

CVE-2024-6145 is a high-severity vulnerability in Actiontec WCB6200Q, published on 18 Jun 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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.

Weakness: CWE-134

Which versions are affected by CVE-2024-6145?

It affects 1 product.

Products include Actiontec Wcb6200q Firmware.

How do I fix CVE-2024-6145?

No fix has been published for CVE-2024-6145 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-6145 being exploited?

There is no known exploitation of CVE-2024-6145 in the wild and no public exploit code.

Other vulnerabilities in Actiontec WCB6200Q

• CVE-2024-6142 Actiontec WCB6200Q uh_tcp_recv_content Buffer Overflow Remote Code Execution Vulnerability High 8.8
• CVE-2024-6143 Actiontec WCB6200Q uh_tcp_recv_header Buffer Overflow Remote Code Execution Vulnerability High 8.8
• CVE-2024-6144 Actiontec WCB6200Q Multipart Boundary Stack-based Buffer Overflow Remote Code Execution Vulnerability High 8.8
• CVE-2024-6146 Actiontec WCB6200Q uh_get_postdata_withupload Stack-based Buffer Overflow Remote Code Execution Vulnerability High 8.8
• CVE-2018-10252 Auth bypass in n/a High 8.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-grr9-3239-9wfq.