Gentoo: GLSA-201412-03: Dovecot: Denial of Service
Summary
Dovecot does not properly close connections, allowing a resource exhaustion for incomplete SSL/TLS handshakes.
Resolution
All Dovecot users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-mail/dovecot-2.2.13"
References
[ 1 ] CVE-2014-3430 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3430
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201412-03
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.
Synopsis
A vulnerability in Dovecot could allow a remote attacker to create a Denial of Service condition.
Background
Dovecot is an open source IMAP and POP3 email server.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-mail/dovecot < 2.2.13 >= 2.2.13
Impact
===== A remote attacker could possibly cause a Denial of Service condition.
Workaround
There is no known workaround at this time.