CVE-2025-55847 — HIGH (8.8)

Vulnerability Description

Wavlink M86X3A_V240730 contains a buffer overflow vulnerability in the /cgi-bin/ExportAllSettings.cgi file. The vulnerability arises because the Cookie parameter does not properly validate the length of input data. Attackers can exploit this to execute arbitrary code or cause a denial of service (DoS) on the system

CVSS Score

8.8

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Wavlink	Wl-Wn586X3A Firmware	m86x3a_v240730
Wavlink	Wl-Wn586X3A	-

Related Weaknesses (CWE)

CWE-120

References

https://github.com/meigui637/iot_zone/blob/main/%E6%A0%88%E6%BA%A2%E5%87%BA%E6%BExploitThird Party Advisory

FAQ

What is CVE-2025-55847?

CVE-2025-55847 is a vulnerability with a CVSS score of 8.8 (HIGH). Wavlink M86X3A_V240730 contains a buffer overflow vulnerability in the /cgi-bin/ExportAllSettings.cgi file. The vulnerability arises because the Cookie parameter does not properly validate the length ...

How severe is CVE-2025-55847?

CVE-2025-55847 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-55847?

Check the references section above for vendor advisories and patch information. Affected products include: Wavlink Wl-Wn586X3A Firmware, Wavlink Wl-Wn586X3A.