Is CVE-2025-3668 in the CISA KEV catalog?

No. CVE-2025-3668 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-3668?

CVE-2025-3668 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2025-3668?

CVE-2025-3668 has an EPSS score of 1.11% (62th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2025-3668?

No published fix for CVE-2025-3668 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2025-3668

MEDIUM

5.3

CVSS v3

NVD

Description

A vulnerability was found in TOTOLINK A3700R 9.1.2u.5822_B20200513. It has been declared as critical. This vulnerability affects the function setScheduleCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to improper access controls. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE-266 CWE-284Improper Access Control

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

1.11%probability of exploitation in 30 days

62ndpercentile

Moderate risk: more likely to be exploited than 62% of all known CVEs.

References

Exploit1

lavender-bicycle-a5a.notion.site

Third-Party Advisory2

Product1

totolink.net

Other references1

vuldb.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-05-12.