Vulnerability · Published Mar 26, 2024 · Assigned by VulDB

CVE-2024-2894Tenda AC7 SetNetControlList formSetQosBand stack-based overflow

High 8.8

In plain English

A high-severity stack buffer overflow in AC7 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.6%top 24.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in Tenda AC7 15.03.06.44. It has been classified as critical. This affects the function formSetQosBand of the file /goform/SetNetControlList. The manipulation of the argument list leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-257937 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	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-257937 | Tenda AC7 SetNetControlList formSetQosBand stack-based overflow vdb-entry, technical-description
VDB-257937 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #300357 | 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/formSetQosBand.md exploit