Vulnerability · Published Jan 15, 2024 · Assigned by VulDB

CVE-2024-0539Tenda W9 httpd formQosManage_user stack-based overflow

High 8.8

In plain English

A high-severity stack buffer overflow in W9 from Tenda. There are no confirmed reports of exploitation so far. 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: none

Attack toolingNoneno public tooling known

Official 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 (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.250709 vdb-entry, technical-description
https://vuldb.com/?ctiid.250709 signature, permissions-required
https://github.com/jylsec/vuldb/blob/main/Tenda/W9/4/README.md broken-link, exploit