CVE-2024-0994
CWE-121Published: January 29, 2024· Updated: Jun 17, 2026
Official Description
A vulnerability was found in Tenda W6 1.0.0.9(4122). It has been declared as critical. Affected by this vulnerability is the function formSetCfm of the file /goform/setcfm of the component httpd. The manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-252259. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Risk Analysis
Tenda W6 devices contain a stack-based buffer overflow vulnerability that can be exploited remotely. This critical flaw has a 9.8 CVSS score and allows for complete system compromise.
Public exploit code is available, but the vulnerability is not in the CISA KEV catalog. It is remotely exploitable with low complexity.
Update the Tenda W6 firmware to the latest version. Implement network-level access controls to limit exposure of the web management interface.
Technical Analysis
CVE-2024-0994 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (6)
Quick Facts
Related CVEs (CWE-121)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2024-0994 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts