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ubuntucveUbuntu.comUB:CVE-2009-2730
HistoryAug 12, 2009 - 12:00 a.m.

CVE-2009-2730

2009-08-1200:00:00
ubuntu.com
ubuntu.com
10

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

EPSS

0.002

Percentile

53.9%

libgnutls in GnuTLS before 2.8.2 does not properly handle a ‘\0’ character
in a domain name in the subject’s (1) Common Name (CN) or (2) Subject
Alternative Name (SAN) field of an X.509 certificate, which allows
man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted
certificate issued by a legitimate Certification Authority.

Bugs

Notes

Author Note
jdstrand patches in order: http://git.savannah.gnu.org/cgit/gnutls.git/commit/?h=gnutls_2_8_x&id=a431be86124f900c4082e82d32917f86fcce461a http://git.savannah.gnu.org/cgit/gnutls.git/commit/?h=gnutls_2_8_x&id=74b6d92f9675ce4e03642c4d6ced4a3a614b07f6 http://git.savannah.gnu.org/cgit/gnutls.git/commit/?h=gnutls_2_8_x&id=40081594e3de518b998f3e5177ed5a9f7707f2e8 http://git.savannah.gnu.org/cgit/gnutls.git/patch/?id=5a58e9d33448235377afd5fbfcee1683dc70eae3 http://git.savannah.gnu.org/cgit/gnutls.git/patch/?id=1ea190d216767dd4ab93b87361cbcb9d4fb3aafc
OSVersionArchitecturePackageVersionFilename
ubuntu6.06noarchgnutls12< 1.2.9-2ubuntu1.7UNKNOWN
ubuntu8.04noarchgnutls13< 2.0.4-1ubuntu2.6UNKNOWN
ubuntu8.10noarchgnutls26< 2.4.1-1ubuntu0.4UNKNOWN
ubuntu9.04noarchgnutls26< 2.4.2-6ubuntu0.1UNKNOWN
ubuntu9.10noarchgnutls26< 2.6.6-1ubuntu1UNKNOWN

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

EPSS

0.002

Percentile

53.9%