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______________________________________________________________________________

			SCO Security Advisory

Subject:		UnixWare 7.1.4 : KAME Racoon Daemon Denial of Service
Advisory number: 	SCOSA-2005.37
Issue date: 		2005 September 09
Cross reference:	sr893338 fz531604 erg712818 CAN-2005-0398
______________________________________________________________________________


1. Problem Description

	Racoon is an IKEv1 keying daemon, a common IPSec Utility.
	Due to a bug in the way the Racoon parsed incoming ISAKMP
	packets, an attacker could possibly crash the racoon daemon
	by sending a specially crafted ISAKMP packet.

	The Common Vulnerabilities and Exposures project (cve.mitre.org)
	has assigned the name CAN-2005-0398 to this issue


2. Vulnerable Supported Versions

	System				Binaries
	----------------------------------------------------------------------
	UnixWare 7.1.4 			/usr/sbin/racoon


3. Solution

	The proper solution is to install the latest packages.


4. UnixWare 7.1.4

	4.1 Location of Fixed Binaries

	ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2005.37


	4.2 Verification

	MD5 (erg712818.uw714.pkg.Z) = 627dff359589e77e8aca23c7e4db72e6

	md5 is available for download from
		ftp://ftp.sco.com/pub/security/tools


	4.3 Installing Fixed Binaries

	Upgrade the affected binaries with the following sequence:

	Download erg712818.uw714.pkg.Z to the /var/spool/pkg directory

	# uncompress /var/spool/pkg/erg712818.uw714.pkg.Z
	# pkgadd -d /var/spool/pkg/erg712818.uw714.pkg


5. References

	Specific references for this advisory:
none

	SCO security resources:
		http://www.sco.com/support/security/index.html

	SCO security advisories via email
		http://www.sco.com/support/forums/security.html

	This security fix closes SCO incidents sr893338 fz531604
	erg712818.


6. Disclaimer

	SCO is not responsible for the misuse of any of the information
	we provide on this website and/or through our security
	advisories. Our advisories are a service to our customers
	intended to promote secure installation and use of SCO
	products.


7. Acknowledgments

	The SCO Group would like to thank Sebastian Krahmer for
	reporting this vulnerability.

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