CVE-2025-8817 HIGH

CVE-2025-8817: Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 setLan stack-based overflow

Vendor Linksys
Product RE6250
Weakness CWE-121
Published August 10, 2025
Last update August 12, 2025

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was identified in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 up to 20250801. Affected by this vulnerability is the function setLan of the file /goform/setLan. The manipulation of the argument lan2enabled leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Key dates

02Disclosure timeline

August 10, 2025 CVE published
August 12, 2025 Record updated