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Last updated: 2/10/2016 3:07:00 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2008-5514

Original release date: 12/23/2008
Last revised: 03/07/2011


Off-by-one error in the rfc822_output_char function in the RFC822BUFFER routines in the University of Washington (UW) c-client library, as used by the UW IMAP toolkit before imap-2007e and other applications, allows context-dependent attackers to cause a denial of service (crash) via an e-mail message that triggers a buffer overflow.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (01/12/2009)
Not vulnerable. This issue did not affect the versions of imap as shipped with Red Hat Enterprise Linux 2.1 and 3, and the versions of libc-client as shipped with Red Hat Enterprise Linux 4 and 5.

References to Advisories, Solutions, and Tools

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External Source: XF
Name: uwimapd-rfc822outputchar-dos(47526)
External Source: MANDRIVA
Name: MDVSA-2009:146
External Source: SECTRACK
Name: 1021485
External Source: FEDORA
Name: FEDORA-2009-0371
External Source: CONFIRM
Name: http://www.washington.edu/imap/documentation/RELNOTES.html
External Source: VUPEN
Name: ADV-2008-3490
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=477227
External Source: BID
Name: 32958

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:university_of_washington:imap:2007d and previous versions
* cpe:/a:university_of_washington:imap:2007b
* cpe:/a:university_of_washington:imap:2007a
* cpe:/a:university_of_washington:imap:2006k
* cpe:/a:university_of_washington:imap:2006j
* cpe:/a:university_of_washington:imap:2006i
* cpe:/a:university_of_washington:imap:2006h
* cpe:/a:university_of_washington:imap:2006g
* cpe:/a:university_of_washington:imap:2006f
* cpe:/a:university_of_washington:imap:2006e
* cpe:/a:university_of_washington:imap:2006d
* cpe:/a:university_of_washington:imap:2006c
* cpe:/a:university_of_washington:imap:2006b
* cpe:/a:university_of_washington:imap:2006a
* cpe:/a:university_of_washington:imap:2007
* cpe:/a:university_of_washington:imap:2006
* cpe:/a:university_of_washington:imap:2004
* cpe:/a:university_of_washington:imap:2004a
* cpe:/a:university_of_washington:imap:2004b
* cpe:/a:university_of_washington:imap:2004c
* cpe:/a:university_of_washington:imap:2004d
* cpe:/a:university_of_washington:imap:2004e
* cpe:/a:university_of_washington:imap:2004f
* cpe:/a:university_of_washington:imap:2004g
* cpe:/a:university_of_washington:imap:2002
* cpe:/a:university_of_washington:imap:2002a
* cpe:/a:university_of_washington:imap:2002b
* cpe:/a:university_of_washington:imap:2002c
* cpe:/a:university_of_washington:imap:2002d
* cpe:/a:university_of_washington:imap:2002e
* cpe:/a:university_of_washington:imap:2002f
* cpe:/a:university_of_washington:imap:2001
* cpe:/a:university_of_washington:imap:2001a
* cpe:/a:university_of_washington:imap:2000
* cpe:/a:university_of_washington:imap:2000a
* cpe:/a:university_of_washington:imap:2000b
* cpe:/a:university_of_washington:imap:2000c

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)