National Vulnerability Database (NVD) National Vulnerability Database (CVE-2009-1416)

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Last updated: Sat Aug 29 17:27:42 EDT 2009

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Vulnerability Summary for CVE-2009-1416

Original release date:04/30/2009

Last revised:06/10/2009

Source: US-CERT/NIST

Overview

lib/gnutls_pk.c in libgnutls in GnuTLS 2.5.0 through 2.6.5 generates RSA keys stored in DSA structures, instead of the intended DSA keys, which might allow remote attackers to spoof signatures on certificates or have unspecified other impact by leveraging an invalid DSA key.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:7.5 (HIGH) (AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)

Impact Subscore: 6.4

Exploitability Subscore: 10.0

CVSS Version 2 Metrics:

Access Vector: Network exploitable

Access Complexity: Low

Authentication: Not required to exploit

Impact Type:Provides unauthorized access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

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External Source: MLIST

Name: [gnutls-devel] 20090430 All DSA keys generated using GnuTLS 2.6.x are corrupt [GNUTLS-SA-2009-2] [CVE-2009-1416]

Type: Patch Information

Hyperlink:http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3516

External Source: VUPEN

Name: ADV-2009-1218

Hyperlink:http://www.vupen.com/english/advisories/2009/1218

External Source: SECTRACK

Name: 1022158

Hyperlink:http://www.securitytracker.com/id?1022158

External Source: BID

Name: 34783