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TITLE:
UnixWare RPC portmapper Denial of Service

SECUNIA ADVISORY ID:
SA16228

VERIFY ADVISORY:
http://secunia.com/advisories/16228/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
>From local network

OPERATING SYSTEM:
UnixWare 7.x.x
http://secunia.com/product/136/

DESCRIPTION:
Yun Jonglim has reported a vulnerability in UnixWare, which can be
exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error in the RPC portmapper
(rpcbind) and can be exploited to cause the service to stop
responding via an invalid portmap request. This can potentially cause
other RPC services to fail.

The vulnerability has been reported in versions 7.1.1, 7.1.3, and
7.1.4.

SOLUTION:
Apply updated packages.

UnixWare 7.1.4:
ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2005.31/erg712862.714.pkg.Z

UnixWare 7.1.3:
ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2005.31/erg712862.713.pkg.Z

UnixWare 7.1.1:
ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2005.31/erg712862.711.pkg.Z

PROVIDED AND/OR DISCOVERED BY:
Yun Jonglim, NileSOFT.

ORIGINAL ADVISORY:
SCO:
ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2005.31/SCOSA-2005.31.txt

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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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