Vulnerability · Published Mar 26, 2024 · Assigned by VulDB

CVE-2024-2893Tenda AC7 SetOnlineDevName formSetDeviceName 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 1.7% (higher than 77% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.7%top 22.9% 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 and classified as critical. Affected by this issue is the function formSetDeviceName of the file /goform/SetOnlineDevName. The manipulation of the argument devName leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-257936. 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-257936 | Tenda AC7 SetOnlineDevName formSetDeviceName stack-based overflow vdb-entry, technical-description
VDB-257936 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #300356 | 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/formSetDeviceName_devName.md exploit