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Dovecot: Multiple vulnerabilities


1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 201110-04 / Dovecot
Release Date October 10, 2011
Latest Revision October 10, 2011: 2
Impact high
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
net-mail/dovecot < 2.0.13 revision >= 1.2.17, >= 2.0.13 All supported architectures

Related bugreports: #286844, #293954, #314533, #368653


Multiple vulnerabilities were found in Dovecot, the worst of which allowing for remote execution of arbitrary code.

2.  Impact Information


Dovecot is an IMAP and POP3 server written with security primarily in mind.


Multiple vulnerabilities have been discovered in Dovecot. Please review the CVE identifiers referenced below for details.


A remote attacker could exploit these vulnerabilities to cause the remote execution of arbitrary code, or a Denial of Service condition, to conduct directory traversal attacks, corrupt data, or disclose information.

3.  Resolution Information


There is no known workaround at this time.


All Dovecot 1 users should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-mail/dovecot-1.2.17"

All Dovecot 2 users should upgrade to the latest version:

Code Listing 3.2: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-mail/dovecot-2.0.13"

NOTE: This is a legacy GLSA. Updates for all affected architectures are available since May 28, 2011. It is likely that your system is already no longer affected by this issue.

4.  References


Page updated October 10, 2011

Summary: This is a Gentoo Linux Security Advisory

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