CVE-2024-39803

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 `sel_mode` POST parameter.

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 2.3 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2024-2049	Exploit Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-2049

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:wavlink:wl-wn533a8_firmware:m33a8.v5030.210505:*:*:*:*:*:*:*

cpe:2.3:h:wavlink:wl-wn533a8:-:*:*:*:*:*:*:*

History

03 Nov 2025, 22:17

Type	Values Removed	Values Added
References		() https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-2049 -

Information

Published : 2025-01-14 15:15

Updated : 2025-11-03 22:17

NVD link : CVE-2024-39803

Mitre link : CVE-2024-39803

CVE.ORG link : CVE-2024-39803

JSON object : View

Products Affected

wavlink

wl-wn533a8
wl-wn533a8_firmware

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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