Cyber Resilience

CVE-2024-2855

HighPublic PoC

Published: 24 March 2024

Published
24 March 2024
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0013 32.5th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-2855 is a high-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Tenda Ac15 Firmware. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 32.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A vulnerability classified as critical was found in Tenda AC15 15.03.05.18/15.03.05.19/15.03.20. Affected by this vulnerability is the function fromSetSysTime of the file /goform/SetSysTimeCfg. The manipulation of the argument time leads to stack-based buffer overflow. The attack can be launched remotely.…

more

The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-257779. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
Why these techniques?

Stack-based buffer overflow in the remotely accessible web management interface (/goform/SetSysTimeCfg) of Tenda AC15 router enables exploitation of a public-facing application for remote code execution.

Affected Assets

tenda
ac15 firmware
15.03.05.18, 15.03.05.19, 15.03.20_multi

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References