Explain CVE-2011-0010
check.c in sudo 1.7.x before 1.7.4p5, when a Runas group is configured, does not require a password for command execution that involves a gid change but no uid change, which allows local users to bypass an intended authentication requirement via the -g option to a sudo command.
Affected Products: n/a
References: [{'name': 'ADV-2011-0362', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0362'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://www.sudo.ws/sudo/alerts/runas_group_pw.html'}, {'name': '43068', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/43068'}, {'name': 'GLSA-201203-06', 'tags': ['vendor-advisory', 'x_refsource_GENTOO'], 'url': 'http://security.gentoo.org/glsa/glsa-201203-06.xml'}, {'name': 'SSA:2011-041-05', 'tags': ['vendor-advisory', 'x_refsource_SLACKWARE'], 'url': 'http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.593654'}, {'name': 'MDVSA-2011:018', 'tags': ['vendor-advisory', 'x_refsource_MANDRIVA'], 'url': 'http://www.mandriva.com/security/advisories?name=MDVSA-2011:018'}, {'tags': ['x_refsource_MISC'], 'url': 'http://www.sudo.ws/repos/sudo/rev/07d1b0ce530e'}, {'name': 'ADV-2011-0089', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0089'}, {'name': 'ADV-2011-0212', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0212'}, {'name': '42949', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/42949'}, {'name': '[oss-security] 20110111 CVE request: sudo does not ask for password on GID changes', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/01/11/3'}, {'name': 'ADV-2011-0182', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0182'}, {'name': 'FEDORA-2011-0470', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053263.html'}, {'name': 'ADV-2011-0199', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0199'}, {'name': 'USN-1046-1', 'tags': ['vendor-advisory', 'x_refsource_UBUNTU'], 'url': 'http://www.ubuntu.com/usn/USN-1046-1'}, {'name': 'RHSA-2011:0599', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2011-0599.html'}, {'name': '[oss-security] 20110112 Re: CVE request: sudo does not ask for password on GID changes', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/01/12/1'}, {'name': '70400', 'tags': ['vdb-entry', 'x_refsource_OSVDB'], 'url': 'http://www.osvdb.org/70400'}, {'name': '42886', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/42886'}, {'name': 'SUSE-SR:2011:002', 'tags': ['vendor-advisory', 'x_refsource_SUSE'], 'url': 'http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html'}, {'name': 'sudo-groupid-privilege-escalation(64636)', 'tags': ['vdb-entry', 'x_refsource_XF'], 'url': 'https://exchange.xforce.ibmcloud.com/vulnerabilities/64636'}, {'name': '45774', 'tags': ['vdb-entry', 'x_refsource_BID'], 'url': 'http://www.securityfocus.com/bid/45774'}, {'name': '[oss-security] 20110112 Re: CVE request: sudo does not ask for password on GID changes', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/01/12/3'}, {'name': '43282', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/43282'}, {'name': 'FEDORA-2011-0455', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053341.html'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://www.sudo.ws/repos/sudo/rev/fe8a94f96542'}, {'name': 'ADV-2011-0195', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2011/0195'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'https://bugzilla.redhat.com/show_bug.cgi?id=668879'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=609641'}, {'name': '42968', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/42968'}]
CVE State: PUBLISHED