What is CVE-2025-55586?

CVE-2025-55586 is a high-severity vulnerability in Totolink A3002r, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2025-08-18.

How severe is CVE-2025-55586?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Totolink A3002r

CVE-2025-55586

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow in the url parameter at /boafrm/formFilter. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.004 (32.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Totolink A3002r
Totolink A3002r_firmware — versions 4.0.0-b20230531.1404
N/a — versions n/a

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-55586?: CVE-2025-55586 is a high-severity vulnerability in Totolink A3002r, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2025-08-18.
How severe is CVE-2025-55586?: High severity. CVSS v3 base score is 7.5 out of 10.