National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2009-1416 Detail


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.

Source:  MITRE      Last Modified:  04/30/2009

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


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:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
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

Vendor Statements (disclaimer)

Official Statement from Red Hat (09/21/2009)

Not vulnerable. This issue did not affect versions of gnutls shipped in Red Hat Enterprise Linux 4 and 5 as it only affected gnutls 2.6.x versions.

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name Exploit; Patch External Source MLIST [gnutls-devel] 20090430 All DSA keys generated using GnuTLS 2.6.x are corrupt [GNUTLS-SA-2009-2] [CVE-2009-1416] Vendor Advisory External Source MLIST [help-gnutls] 20090420 Encryption using DSA keys External Source GENTOO GLSA-200905-04 External Source MANDRIVA MDVSA-2009:116 External Source BID 34783 External Source SECTRACK 1022158 External Source VUPEN ADV-2009-1218

Technical Details

Vulnerability Type (View All)

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