What is the CVSS score of CVE-2025-25524?

CVE-2025-25524 has a CVSS 3.1 base score of 5.1 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N. EPSS exploitation probability: 0.1%.

Which versions of X6000r Firmware are affected by CVE-2025-25524?

Organizations using TOTOLink X6000R routers should be aware of moderate risk from CVE-2025-25524, a buffer overflow vulnerability rated CVSS 5.1.

How to fix or mitigate CVE-2025-25524?

Within 30 days: Identify affected systems running TOTOLink X6000R routers and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

X6000r Firmware CVE-2025-25524

MEDIUM

Classic Buffer Overflow (CWE-120)

2025-02-11 cve@mitre.org

Buffer Overflow X6000r Firmware TOTOLINK

5.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.1 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:26 vuln.today

CVE Published

Feb 11, 2025 - 19:15 nvd

MEDIUM 5.1

DescriptionCVE.org

Buffer overflow vulnerability in TOTOLink X6000R routers V9.4.0cu.652_B20230116 due to the lack of length verification, which is related to the addition of Wi-Fi filtering rules. Attackers who successfully exploit this vulnerability can cause the remote target device to crash or execute arbitrary commands.

AnalysisAI

Buffer overflow vulnerability in TOTOLink X6000R routers V9.4.0cu.652_B20230116 due to the lack of length verification, which is related to the addition of Wi-Fi filtering rules. Rated medium severity (CVSS 5.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. Buffer overflow vulnerability in TOTOLink X6000R routers V9.4.0cu.652_B20230116 due to the lack of length verification, which is related to the addition of Wi-Fi filtering rules. Attackers who successfully exploit this vulnerability can cause the remote target device to crash or execute arbitrary commands. Affected products include: Totolink X6000R Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.