Is CVE-2010-3903 in the CISA KEV catalog?

No. CVE-2010-3903 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2010-3903?

CVE-2010-3903 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2010-3903?

CVE-2010-3903 has an EPSS score of 0.98% (58th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2010-3903?

Upgrade openconnect on debian 11 to 2.25-0.1 or later.

CVE & CISA-KEV Catalog

CVE-2010-3903

MEDIUM

5.0

CVSS v2

NVD

Description

Unspecified vulnerability in OpenConnect before 2.23 allows remote AnyConnect SSL VPN servers to cause a denial of service (application crash) via a 404 HTTP status code.

How to fix

Remediation Available

openconnectDebian

Fixed in:2.25-0.1CVE-2010-3903

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

0.98%probability of exploitation in 30 days

58thpercentile

Moderate risk: more likely to be exploited than 58% of all known CVEs.

References

Other references1

infradead.org

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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 2026-04-29.