GLSA 201908-29: Dovecot: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	normal
Title:	Dovecot: Multiple vulnerabilities
Date:	08/31/2019
Bugs:	#683732, #692572
ID:	201908-29

Synopsis

Multiple vulnerabilities have been found in Dovecot, the worst of which could result in the arbitrary execution of code.

Background

Dovecot is an open source IMAP and POP3 email server.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
net-mail/dovecot	< 2.3.7.2	>= 2.3.7.2	All supported architectures

Description

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

Impact

An unauthenticated remote attacker could send a specially crafted mail or use crafted IMAP commands possibly resulting in the execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All Dovecot users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=net-mail/dovecot-2.3.7.2"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201908-29.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.