Gentoo: GLSA-201507-16: Portage: Man-in-the-middle attack
Summary
Portage does not verify X.509 SSL certificate properly if HTTPS is used.
Resolution
All Portage users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-apps/portage-2.1.12.2"
References
[ 1 ] CVE-2013-2100 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-2100
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201507-16
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.
![Dist Gentoo](/images/distros/dist-gentoo.png)
Synopsis
A vulnerability in Portage's urlopen function could allow a remote attacker to conduct a man-in-the-middle attack.
Background
Portage is the package management and distribution system for Gentoo.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 sys-apps/portage < 2.1.12.2 >= 2.1.12.2
Impact
===== A remote attacker can spoof servers and modify binary package lists via specially crafted certificate.
Workaround
There is no known workaround at this time.