CVE-2025-45865 — CRITICAL (9.8)

Vulnerability Description

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow via the dnsaddr parameter in the formDhcpv6s interface.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	A3002R Firmware	4.0.0-b20230531.1404
Totolink	A3002R	-

Related Weaknesses (CWE)

CWE-120

References

FAQ

What is CVE-2025-45865?

CVE-2025-45865 is a vulnerability with a CVSS score of 9.8 (CRITICAL). TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow via the dnsaddr parameter in the formDhcpv6s interface.

How severe is CVE-2025-45865?

CVE-2025-45865 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2025-45865?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink A3002R Firmware, Totolink A3002R.