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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200502-02] UW IMAP: CRAM-MD5 authentication bypass

Vulnerability Assessment Details

[GLSA-200502-02] UW IMAP: CRAM-MD5 authentication bypass

Vulnerability Assessment Summary
UW IMAP: CRAM-MD5 authentication bypass

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200502-02
(UW IMAP: CRAM-MD5 authentication bypass)

A logic bug in the code handling CRAM-MD5 authentication
incorrectly specifies the condition for successful authentication.

Impact

A possible hacker could exploit this vulnerability to authenticate as
any mail user on a server with CRAM-MD5 authentication enabled.

Workaround

Disable CRAM-MD5 authentication.

References:
http://www.kb.cert.org/vuls/id/702777

Solution:
All UW IMAP users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-mail/uw-imap-2004b"

Network Security Threat Level: Medium

Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

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