Vulnerability · Published Mar 26, 2024 · Assigned by VulDB

CVE-2024-2896Tenda AC7 WifiWpsStart formWifiWpsStart stack-based overflow

High 8.8

In plain English

A high-severity stack buffer overflow in AC7 from Tenda. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.9% (higher than 79% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.9%top 20.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in Tenda AC7 15.03.06.44. It has been rated as critical. This issue affects the function formWifiWpsStart of the file /goform/WifiWpsStart. The manipulation of the argument index 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 associated identifier of this vulnerability is VDB-257939. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
Tenda	AC7	15.03.06.44

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

References

VDB-257939 | Tenda AC7 WifiWpsStart formWifiWpsStart stack-based overflow vdb-entry, technical-description
VDB-257939 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #300359 | Tenda AC7 V1.0 V15.03.06.44 buffer overflow third-party-advisory
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC7/v1/formWifiWpsStart.md exploit