CVE-2009-1415

Home/CVE/lib/pk-libgcrypt.c in libgnutls in GnuTLS before 2.6.6 does not properly handle invalid DSA signatures, which allows rem

CVE

lib/pk-libgcrypt.c in libgnutls in GnuTLS before 2.6.6 does not properly handle invalid DSA signatures, which allows rem

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.

MEDIUM · CVSS 4.3 EPSS 0.17762

Schedule remediation

EPSS ≥ 0.10 - elevated exploitation probability
EPSS percentile: top 5% of all CVEs by exploitation likelihood
Public exploit or PoC is available

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-824Access of Uninitialized Pointer

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Affected Products & Versions

gnu gnutls< 2.6.6

⚠

Public Exploits & PoCs

dosGnuTLS 2.6.x - libgnutls lib/pk-libgcrypt.c Malformed DSA Key Handling Remote Denial of Serviceverified

pocthread.gmane.org · 3488thread.gmane.org

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Scoring & Timeline

4.3

MEDIUM · CVSS v2 (legacy) · cve@mitre.org

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Published to NVD30 Apr 2009 · 08:30 PM

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3515Broken LinkPatch

http://permalink.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3502Broken Link

http://secunia.com/advisories/34842Broken LinkVendor Advisory

http://secunia.com/advisories/35211Broken Link

http://security.gentoo.org/glsa/glsa-200905-04.xmlThird Party Advisory

http://www.mandriva.com/security/advisories?name=MDVSA-2009:116Broken Link

Show all 12 references

http://www.securityfocus.com/bid/34783Broken LinkThird Party AdvisoryVDB Entry

http://www.securitytracker.com/id?1022157Broken LinkThird Party AdvisoryVDB Entry

http://www.vupen.com/english/advisories/2009/1218Broken Link

https://exchange.xforce.ibmcloud.com/vulnerabilities/50257Third Party AdvisoryVDB Entry

https://exchange.xforce.ibmcloud.com/vulnerabilities/50260Not Applicable

https://exchange.xforce.ibmcloud.com/vulnerabilities/50445Third Party AdvisoryVDB Entry

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