Cyber Resilience

CVE-2024-3874

High

Published: 16 April 2024

Published
16 April 2024
Modified
06 March 2025
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 0.0019 41.4th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-3874 is a high-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Tenda W20E 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 41.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability was found in Tenda W20E 15.11.0.6. It has been declared as critical. This vulnerability affects the function formSetRemoteWebManage of the file /goform/SetRemoteWebManage. The manipulation of the argument remoteIP leads to stack-based buffer overflow. The attack can be initiated…

more

remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-260908. 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?

The stack-based buffer overflow in the remote web management function (formSetRemoteWebManage) via the remoteIP parameter allows remote exploitation of a public-facing web application on the Tenda W20E router firmware.

Affected Assets

tenda
w20e firmware
15.11.0.6

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References