Vulnerability · Published Jan 15, 2024 · Assigned by VulDB

CVE-2024-0541Tenda W9 httpd formAddSysLogRule stack-based overflow

High 8.8

In plain English

A high-severity stack buffer overflow in W9 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 71% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.3%top 29.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been declared as critical. Affected by this vulnerability is the function formAddSysLogRule of the component httpd. The manipulation of the argument sysRulenEn 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-250711. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
Tenda	W9	1.0.0.7(4456)

Weakness: CWE-121 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

https://vuldb.com/?id.250711 vdb-entry, technical-description
https://vuldb.com/?ctiid.250711 signature, permissions-required
https://github.com/jylsec/vuldb/blob/main/Tenda/W9/6/README.md broken-link, exploit