Tenda i6 httpd setcfm formSetCfm stack-based overflow
CVE-2024-0991

9.8CRITICAL

Key Information:

Vendor: Tenda
Status: i6
Vendor: CVE Published:; 29 January 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A stack-based buffer overflow has been identified in the Tenda i6 router, specifically in the function formSetCfm within the httpd component. The vulnerability arises from improper handling of the argument funcpara1, which could be manipulated to facilitate an overflow. This flaw allows an attacker to execute arbitrary code remotely, potentially compromising the device's integrity and security. Efforts to contact the vendor regarding this issue have gone unanswered, raising concerns about timely remediation and support for users.

Affected Version(s)

i6 1.0.0.9(3857)

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2024-0991 - Proof of Concept