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TITLE:
Sun Solaris "nscd" Security Bypass Vulnerability

SECUNIA ADVISORY ID:
SA33218

VERIFY ADVISORY:
http://secunia.com/advisories/33218/

CRITICAL:
Less critical

IMPACT:
Security Bypass, Privilege escalation

WHERE:
Local system

OPERATING SYSTEM:
Sun Solaris 10
http://secunia.com/advisories/product/4813/

DESCRIPTION:
A vulnerability has been reported in Sun Solaris, which can be
exploited by malicious, local users to bypass certain security
restrictions and gain escalated privileges.

The vulnerability is caused due to an unspecified error in Name
Service Cache Daemon (nscd) and can be exploited to gain access to
unauthorised information and gain escalated privileges.

Successful exploitation requires that nscd is running and the
"compat" mode is configured for the "passwd" entry in nsswitch.conf.

This vulnerability is reported in Solaris 10 Update 4 (8/07) for both
the SPARC and x86 platforms.

SOLUTION:
-- SPARC Platform --

Solaris 10:
Apply patch 138263-03 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-138263-03-1

OpenSolaris:
Fixed in builds snv_105 and later

-- x86 Platform --

Solaris 10:
Apply patch 138264-03 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-138264-03-1

OpenSolaris:
Fixed in builds snv_105 and later

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Mike Gerdts.

ORIGINAL ADVISORY:
http://sunsolve.sun.com/search/document.do?assetkey=1-66-242006-1

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