Gentoo: GLSA-201203-06: sudo: Privilege escalation
Summary
Two vulnerabilities have been discovered in sudo:
* When the sudoers file is configured with a Runas group, sudo does not
prompt for a password when changing to the new group (CVE-2011-0010).
* A format string vulnerability exists in the "sudo_debug()" function
(CVE-2012-0809).
Resolution
All sudo users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-admin/sudo-1.8.3_p2"
References
[ 1 ] CVE-2011-0010 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0010 [ 2 ] CVE-2012-0809 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-0809
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201203-06
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
Two vulnerabilities have been discovered in sudo, allowing local attackers to possibly gain escalated privileges.
Background
sudo allows a system administrator to give users the ability to run commands as other users.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-admin/sudo < 1.8.3_p2 >= 1.8.3_p2 *>= 1.7.4_p5
Impact
===== A local attacker could possibly gain the ability to run arbitrary commands with the privileges of other users or groups, including root.
Workaround
There is no known workaround at this time.