Cyber Posture

CVE-2024-36290

CriticalPublic PoC

Published: 14 January 2025

Published
14 January 2025
Modified
21 August 2025
KEV Added
Patch
CVSS Score 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0160 81.8th percentile
Risk Priority 21 60% EPSS · 20% KEV · 20% CVSS

Description

A buffer overflow vulnerability exists in the login.cgi Goto_chidx() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to stack-based buffer overflow. An attacker can make an unauthenticated HTTP request to trigger this vulnerability.

Security Summary

CVE-2024-36290 is a stack-based buffer overflow vulnerability (CWE-120) in the Goto_chidx() functionality of login.cgi within the Wavlink AC3000 firmware version M33A8.V5030.210505. The issue arises when processing a specially crafted HTTP request, leading to a buffer overflow condition.

An unauthenticated attacker can exploit this vulnerability remotely over the network with low attack complexity and no user interaction required. Successful exploitation triggers the stack-based buffer overflow, potentially resulting in high impacts to confidentiality, integrity, and availability, along with a change in scope, as reflected in its CVSS 3.1 base score of 10.0 (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).

Mitigation details are available in the Talos Intelligence advisory TALOS-2024-2019, accessible at https://talosintelligence.com/vulnerability_reports/TALOS-2024-2019.

Details

CWE(s)
CWE-120

Affected Products

wavlink
wl-wn533a8 firmware
m33a8.v5030.210505

References