Vulnerability · Published Mar 24, 2024 · Assigned by VulDB

CVE-2024-2856Tenda AC10 SetSysTimeCfg fromSetSysTime stack-based overflow

High 8.8

In plain English

A high-severity stack buffer overflow in AC10 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 67% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.2%top 32.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability, which was classified as critical, has been found in Tenda AC10 16.03.10.13/16.03.10.20. Affected by this issue is the function fromSetSysTime of the file /goform/SetSysTimeCfg. The manipulation of the argument timeZone 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-257780. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
Tenda	AC10	16.03.10.1316.03.10.20

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-257780 | Tenda AC10 SetSysTimeCfg fromSetSysTime stack-based overflow vdb-entry, technical-description
VDB-257780 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #299741 | Tenda AC10 AC10 v4.0 V16.03.10.13、V16.03.10.20 buffer overflow third-party-advisory
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC10/V16.03.10.13/fromSetSysTime.md exploit