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HIGH

CVE-2024-39801

CVSS v3

7.2

HIGH

EPSS Score

1.3 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

Multiple buffer overflow vulnerabilities exist in the qos.cgi qos_settings() 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.A buffer overflow vulnerability exists in the `qos_bandwidth` POST parameter.

Technical details

Published
2025-01-14

Frequently asked questions

What is CVE-2024-39801?

Multiple buffer overflow vulnerabilities exist in the qos.cgi qos_settings() 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.A buffer overflow vulnerability exists in the `qos_bandwidth` POST parameter.

Is CVE-2024-39801 actively exploited?

Active exploitation of CVE-2024-39801 has not been confirmed. Its EPSS score was 1.3% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-39801?

CVE-2024-39801 has a CVSS v3 base score of 7.2 (HIGH severity).

Is CVE-2024-39801 affecting your environment?

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