National Cyber-Alert System
Vulnerability Summary for CVE-2008-4907
Original release date:11/04/2008
Last revised:01/23/2009
Source:
US-CERT/NIST
Overview
The message parsing feature in Dovecot 1.1.4 and 1.1.5, when using the FETCH ENVELOPE command in the IMAP client, allows remote attackers to cause a denial of service (persistent crash) via an email with a malformed From address, which triggers an assertion error, aka "invalid message address parsing bug."
Impact
CVSS Severity (version 2.0):
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 serviceUnknown
- Official Statement from Red Hat (11/21/2008)
-
Not vulnerable. This issue did not affect the versions of the dovecot package, as shipped with Red Hat Enterprise Linux 4 or 5.
References to Advisories, Solutions, and Tools
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External Source: BID
Name: 31997
Type: Patch Information
External Source: SECUNIA
Name: 32479
Type: Advisory; Patch Information
External Source: XF
Name: dovecot-mail-header-dos(46227)
External Source: UBUNTU
Name: USN-666-1
External Source: MLIST
Name: [Dovecot-news] 20081030 v1.1.6 released
External Source: GENTOO
Name: GLSA-200812-16
External Source: SECUNIA
Name: 33149
External Source: SECUNIA
Name: 32677