CVE-2024-0539: Tenda W9 httpd formQosManage_user 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) and classified as critical. This issue affects the function formQosManage_user of the component httpd. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-250709 was assigned to this vulnerability. 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/W9/4/README.md
https://vuldb.com/?ctiid.250709
https://vuldb.com/?id.250709
https://github.com/jylsec/vuldb/blob/main/Tenda/W9/4/README.md
https://vuldb.com/?ctiid.250709
https://vuldb.com/?id.250709

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