National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2009-3765 Detail

Description

mutt_ssl.c in mutt 1.5.19 and 1.5.20, when OpenSSL is used, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) 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, a related issue to CVE-2009-2408.

Source:  MITRE      Last Modified:  10/23/2009

Quick Info

CVE Dictionary Entry:
CVE-2009-3765
Original release date:
10/23/2009
Last revised:
10/29/2009
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
6.8 MEDIUM
Vector:
(AV:N/AC:M/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore:
6.4
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Medium
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (10/26/2009)

Not vulnerable. This issue did not affect the versions of mutt as shipped with Red Hat Enterprise Linux 3, 4, or 5.

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://dev.mutt.org/trac/changeset/6016:dc09812e63a3/mutt_ssl.c External Source CONFIRM http://dev.mutt.org/trac/changeset/6016:dc09812e63a3/mutt_ssl.c
http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html External Source SUSE SUSE-SR:2009:016
http://marc.info/?l=oss-security&m=125198917018936&w=2 External Source MLIST [oss-security] 20090903 More CVE-2009-2408 like issues
http://marc.info/?l=oss-security&m=125369675820512&w=2 External Source MLIST [oss-security] 20090923 Re: More CVE-2009-2408 like issues

Technical Details

Vulnerability Type (View All)

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