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CRITICAL · 9.8

CVE-2025-45790

TOTOLINK A3100R V5.9c.1527 is vulnerable to Buffer Overflow via the priority parameter in the setMacQos interface of /lib/cste_modules/firewall.so.

Vulnerability Description

TOTOLINK A3100R V5.9c.1527 is vulnerable to Buffer Overflow via the priority parameter in the setMacQos interface of /lib/cste_modules/firewall.so.

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

VendorProductVersions
TotolinkA3100R Firmware5.9c.1527
TotolinkA3100R-

Related Weaknesses (CWE)

CWE-121CWE-787

References

FAQ

What is CVE-2025-45790?

CVE-2025-45790 is a vulnerability with a CVSS score of 9.8 (CRITICAL). TOTOLINK A3100R V5.9c.1527 is vulnerable to Buffer Overflow via the priority parameter in the setMacQos interface of /lib/cste_modules/firewall.so.

How severe is CVE-2025-45790?

CVE-2025-45790 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-2025-45790?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink A3100R Firmware, Totolink A3100R.