Sudo 1.7.0 through 1.7.4p3, when a Runas group is configured, does not properly handle use of the -u option in conjunction with the -g option, which allows local users to gain privileges via a command line containing a "-u root" sequence.Referenceshttp://www.vupen.com/english/advisories/2010/2312https://bugzilla.redhat.com/show_bug.cgi?id=628628http://www.vupen.com/english/advisories/2010/2318http://www.vmware.com/security/advisories/VMSA-2011-0001.htmlhttp://www.mandriva.com/security/advisories?name=MDVSA-2010:175http://www.vupen.com/english/advisories/2010/2320http://www.securityfocus.com/archive/1/514489/100/0/threadedhttp://www.vupen.com/english/advisories/2010/2358http://www.sudo.ws/sudo/alerts/runas_group.htmlhttp://wiki.rpath.com/Advisories:rPSA-2010-0075http://lists.fedoraproject.org/pipermail/package-announce/2010-September/047516.htmlhttp://security.gentoo.org/glsa/glsa-201009-03.xmlhttp://www.securityfocus.com/archive/1/515545/100/0/threadedhttp://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.htmlhttp://www.securityfocus.com/bid/43019http://www.redhat.com/support/errata/RHSA-2010-0675.htmlhttp://secunia.com/advisories/40508http://www.securitytracker.com/id?1024392http://secunia.com/advisories/42787http://www.vupen.com/english/advisories/2011/0025http://www.ubuntu.com/usn/USN-983-1http://secunia.com/advisories/41316
