(Oracle Issues Fix) Sudo Error in Processing Duplicate Environment Variables Lets Local Users Bypass Access Controls
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SecurityTracker Alert ID: 1024731 |
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SecurityTracker URL: http://securitytracker.com/id/1024731
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CVE Reference:
CVE-2010-1646
(Links to External Site)
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Date: Nov 11 2010
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Impact:
Execution of arbitrary code via local system, User access via local system
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
A vulnerability was reported in Sudo. A local user can bypass certain command execution restrictions.
The software does not handle duplicated environment variables properly.
A local user with privileges to run sudo commands can set specially crafted environment variables to bypass the secure_path restrictions and execute arbitrary commands.
Anders Kaseorg and Evan Broder of Ksplice, Inc. reported this vulnerability.
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Impact:
A local user can bypass certain command execution restrictions.
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Solution:
Oracle has issued a fix.
The Oracle advisory is available at:
http://blogs.sun.com/security/entry/cve_2010_1646_sudo_path
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Vendor URL: www.sudo.ws/ (Links to External Site)
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Cause:
Access control error, Input validation error
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Underlying OS:
UNIX (Solaris - SunOS)
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Message History:
This archive entry is a follow-up to the message listed below.
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Source Message Contents
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Date: Thu, 11 Nov 2010 17:57:28 +0000
Subject: Solaris
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http://blogs.sun.com/security/entry/cve_2010_1646_sudo_path
CVE-2010-1646
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