CVE-2024-39768
Published: 14 January 2025
Description
Multiple buffer overflow vulnerabilities exist in the internet.cgi set_qos() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to stack-based buffer overflow. An attacker can make an authenticated HTTP request to trigger these vulnerabilities.This vulnerability exists in the `cli_name` POST parameter.
Security Summary
CVE-2024-39768 consists of multiple stack-based buffer overflow vulnerabilities in the set_qos() functionality of the internet.cgi script on the Wavlink AC3000 router running firmware version M33A8.V5030.210505. These issues, classified under CWE-120, are triggered by a specially crafted HTTP request targeting the `cli_name` POST parameter.
An attacker with high privileges can exploit these vulnerabilities by sending an authenticated HTTP request to the affected endpoint. The CVSS v3.1 base score of 9.1 (AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H) indicates network accessibility with low attack complexity, no user interaction required, and a scope change that enables high impacts on confidentiality, integrity, and availability, potentially leading to arbitrary code execution.
Mitigation guidance is available in the Talos Intelligence advisory at https://talosintelligence.com/vulnerability_reports/TALOS-2024-2022.
Details
- CWE(s)