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TITLE:
Red Hat autofs "nodev" Security Bypass Vulnerability

SECUNIA ADVISORY ID:
SA28156

VERIFY ADVISORY:
http://secunia.com/advisories/28156/

CRITICAL:
Less critical

IMPACT:
Security Bypass

WHERE:
Local system

OPERATING SYSTEM:
Red Hat Enterprise Linux Desktop (v. 5 client)
http://secunia.com/product/13653/
Red Hat Enterprise Linux (v. 5 server)
http://secunia.com/product/13652/
RedHat Enterprise Linux WS 4
http://secunia.com/product/4670/
RedHat Enterprise Linux ES 4
http://secunia.com/product/4668/
RedHat Enterprise Linux AS 4
http://secunia.com/product/4669/

DESCRIPTION:
Red Hat has acknowledged a vulnerability in autofs, which can be
exploited by malicious, local users to bypass certain security
restrictions.

The vulnerability is caused due to a missing "nodev" option in the
default autofs configuration file for "/net" mounts. This can be
exploited by a malicious, local user to gain access to certain system
devices.

The vulnerability is related to:
SA28052

SOLUTION:
Updated packages are available via Red Hat Network.
http://rhn.redhat.com

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Tim Baum.

ORIGINAL ADVISORY:
https://rhn.redhat.com/errata/RHSA-2007-1176.html
https://rhn.redhat.com/errata/RHSA-2007-1177.html
https://bugzilla.redhat.com/show_bug.cgi?id=426218

OTHER REFERENCES:
SA28052:
http://secunia.com/advisories/28052/

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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