Is CVE-2009-1415 in the CISA KEV catalog?

No. CVE-2009-1415 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-1415?

CVE-2009-1415 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2009-1415?

CVE-2009-1415 has an EPSS score of 7.92% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2009-1415?

Upgrade gnutls to 2.6.6 or later.

CVE & CISA-KEV Catalog

CVE-2009-1415

MEDIUMEPSS 94th pctl

4.3

CVSS v2

NVD

Description

lib/pk-libgcrypt.c in libgnutls in GnuTLS before 2.6.6 does not properly handle invalid DSA signatures, which allows remote attackers to cause a denial of service (application crash) and possibly have unspecified other impact via a malformed DSA key that triggers a (1) free of an uninitialized pointer or (2) double free.

CWE-824

How to fix

Remediation Available

gnutlsNVD

Affected:< 2.6.6Fixed in:2.6.6CVE-2009-1415derived from NVD

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

7.92%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Patch1

article.gmane.org

Exploit1

thread.gmane.org

Vendor Advisory1

secunia.com

Third-Party Advisory5

Other references5

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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 2026-04-23.