CVE-2025-63464: High severity TOTOLINK LR350 vulnerability
Published Oct 31, 2025
·Updated
Totolink LR350 v9.3.5u.6369B20220309 was discovered to contain a stack overflow via the ssid parameter in the sub42396C function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
Affected Software
3 affected components
TOTOLINK LR350
All of the following
TOTOLINK Lr350 Firmware=9.3.5u.6369_b20220309
TOTOLINK LR350
Event History
Oct 31, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-63464?
CVE-2025-63464 is classified as a high severity vulnerability due to the potential for Denial of Service attacks.
2
How do I fix CVE-2025-63464?
To fix CVE-2025-63464, update the firmware of the Totolink LR350 to the latest version provided by the vendor.
3
What type of attack is possible with CVE-2025-63464?
CVE-2025-63464 allows attackers to execute Denial of Service (DoS) attacks through crafted requests.
4
Which devices are affected by CVE-2025-63464?
CVE-2025-63464 affects the Totolink LR350 router running version v9.3.5u.6369_B20220309.
5
What is the impact of exploiting CVE-2025-63464?
Exploitation of CVE-2025-63464 can lead to service interruptions by causing the affected device to crash.