How severe is CVE-2009-1415?

CVE-2009-1415 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-1415 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-1415?

CVE-2009-1415 affects Gnu Gnutls. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-1415?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2009-1415 published?

CVE-2009-1415 was published on 2009-04-30 and last updated on 2026-06-16.

CVE-2009-1415

CVE-2009-1415 is a medium-severity vulnerability in Gnu Gnutls with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-824.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-824
Affected product: Gnu Gnutls
Published: 2009-04-30
Last modified: 2026-06-16

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.

Frequently asked questions

What is CVE-2009-1415?: 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.
How severe is CVE-2009-1415?: CVE-2009-1415 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2009-1415 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1415?: CVE-2009-1415 affects Gnu Gnutls. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-1415?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-1415 published?: CVE-2009-1415 was published on 2009-04-30 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:gnu:gnutls:*:*:*:*:*:*:*:*

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