National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2009-3766 Detail

Current Description

mutt_ssl.c in mutt 1.5.16 and other versions before 1.5.19, when OpenSSL is used, does not verify the domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

Source:  MITRE
Description Last Modified:  10/23/2009
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (11/26/2009)

Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2009-3766 The Red Hat Security Response Team has rated this issue as having moderate security impact, a future update may address this flaw.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://dev.mutt.org/trac/ticket/3087 Patch
http://marc.info/?l=oss-security&m=125198917018936&w=2
http://www.openwall.com/lists/oss-security/2009/10/26/1

Technical Details

Vulnerability Type (View All)

Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-3766
NVD Published Date:
10/23/2009
NVD Last Modified:
12/01/2010