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Last updated: 7/22/2014 3:20:53 AM

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National Cyber Awareness System

Vulnerability Summary for CVE-2011-0010

Original release date: 01/18/2011
Last revised: 08/26/2011
Source: US-CERT/NIST

Overview

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.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.4 (MEDIUM) (AV:L/AC:M/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore: 6.4
Exploitability Subscore: 3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

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External Source: MLIST
Name: [oss-security] 20110112 Re: CVE request: sudo does not ask for password on GID changes
External Source: CONFIRM
Name: http://www.sudo.ws/repos/sudo/rev/fe8a94f96542
Type: Patch Information
External Source: XF
Name: sudo-groupid-privilege-escalation(64636)
External Source: VUPEN
Name: ADV-2011-0212
External Source: FEDORA
Name: FEDORA-2011-0455
External Source: SECUNIA
Name: 43282
External Source: SUSE
Name: SUSE-SR:2011:002
External Source: MANDRIVA
Name: MDVSA-2011:018
External Source: UBUNTU
Name: USN-1046-1
External Source: MLIST
Name: [oss-security] 20110112 Re: CVE request: sudo does not ask for password on GID changes
Type: Patch Information
External Source: SECUNIA
Name: 43068
External Source: VUPEN
Name: ADV-2011-0199
External Source: CONFIRM
Name: http://www.sudo.ws/sudo/alerts/runas_group_pw.html
External Source: VUPEN
Name: ADV-2011-0089
Type: Advisory
External Source: VUPEN
Name: ADV-2011-0182
External Source: BID
Name: 45774
External Source: SECUNIA
Name: 42968
External Source: MISC
Name: http://www.sudo.ws/repos/sudo/rev/07d1b0ce530e
Type: Patch Information
External Source: VUPEN
Name: ADV-2011-0195
External Source: CONFIRM
Name: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=609641
External Source: OSVDB
Name: 70400
External Source: VUPEN
Name: ADV-2011-0362
External Source: SECUNIA
Name: 42886
Type: Advisory
External Source: SECUNIA
Name: 42949
External Source: REDHAT
Name: RHSA-2011:0599
External Source: SLACKWARE
Name: SSA:2011-041-05
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=668879
Type: Patch Information
External Source: FEDORA
Name: FEDORA-2011-0470
External Source: MLIST
Name: [oss-security] 20110111 CVE request: sudo does not ask for password on GID changes
Type: Patch Information

Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)