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

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-01-15 · updated 2026-06-17
Weakness: CWE-121

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

Tenda W9: 1.0.0.7(4456)

References

https://github.com/jylsec/vuldb/blob/main/Tenda/W9/6/README.md
https://vuldb.com/?ctiid.250711
https://vuldb.com/?id.250711
https://github.com/jylsec/vuldb/blob/main/Tenda/W9/6/README.md
https://vuldb.com/?ctiid.250711
https://vuldb.com/?id.250711

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