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TITLE:
Sun Solaris Kerberos Credential Renewal Denial of Service

SECUNIA ADVISORY ID:
SA33042

VERIFY ADVISORY:
http://secunia.com/advisories/33042/

CRITICAL:
Not critical

IMPACT:
DoS

WHERE:
Local system

OPERATING SYSTEM:
Sun Solaris 10
http://secunia.com/advisories/product/4813/
Sun Solaris 8
http://secunia.com/advisories/product/94/
Sun Solaris 9
http://secunia.com/advisories/product/95/

DESCRIPTION:
Sun has acknowledged a vulnerability in Solaris, which can be
exploited by malicious, local users to cause a DoS (Denial of
Service).

The vulnerability is caused due to an error in the management of
Kerberos credential renewal and can be exploited to prevent users
from authenticating to the Kerberos server.

The vulnerability is reported in Solaris 8, 9, and 10, and
OpenSolaris snv_01 through snv_104, for both the SPARC and x86
platforms.

SOLUTION:
Apply patches.

-- SPARC Platform --

Solaris 8:
Apply patch 109805-19 or later.

Solaris 9:
Apply patch 112908-33 or later.

Solaris 10:
Apply patch 139478-01 or later.

Opensolaris:
Fixed in build snv_105.

-- x86 Platform --

Solaris 8:
Apply patch 109806-19 or later.

Solaris 9:
Apply patch 115168-18 or later.

Solaris 10:
Apply patch 139479-01 or later.

Opensolaris:
Fixed in build snv_105.

ORIGINAL ADVISORY:
http://sunsolve.sun.com/search/document.do?assetkey=1-66-244866-1

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