GLSA 202007-55: libetpan: Improper STARTTLS handling

Severity:normal
Title:libetpan: Improper STARTTLS handling
Date:07/28/2020
Bugs: #734130
ID:202007-55

Synopsis

A vulnerability was discovered in libetpan's STARTTLS handling, possibly allowing an integrity/confidentiality compromise.

Background

libetpan is a portable, efficient middleware for different kinds of mail access.

Affected packages

Package Vulnerable Unaffected Architecture(s)
net-libs/libetpan < 1.9.4-r1 >= 1.9.4-r1 All supported architectures

Description

It was discovered that libetpan was not properly handling state within the STARTTLS protocol handshake.

Impact

There may be a breach of integrity or confidentiality in connections made using libetpan with STARTTLS.

Workaround

There is no known workaround at this time.

Resolution

All libetpan users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=net-libs/libetpan-1.9.4-r1"
    

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202007-55.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.

License

Copyright 2010 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.

Thank you!