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	    Caldera International, Inc. Security Advisory

Subject:		UnixWare 7: uucp utilities buffer overflows
Advisory number: 	CSSA-2001-SCO.4
Issue date: 		2001 June, 27
Cross reference:
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1. Problem Description

	The uucp utilities are vulnerable to command line argument
	buffer overflows. These could allow a process to execute
	arbitrary code, allowing a malicious user to gain elevated
	privileges.


2. Vulnerable Versions

	Operating System	Version		Affected Files
	------------------------------------------------------------------
	UnixWare 7		All		/usr/bin/uucp
						/usr/bin/uux
						/usr/lib/uucp/bnuconvert
						/usr/lib/uucp/uucico
						/usr/lib/uucp/uuxcmd
						/usr/lib/uucp/uuxqt


3. Workaround

	None.


4. UnixWare 7

  4.1 Location of Fixed Binaries

	ftp://stage.caldera.com/pub/security/unixware/CSSA-2001-SCO.4/


  4.2 Verification

	md5 checksums:
	
	e93266c02e2bd2f71b9675847fd9a7b5	erg711716a.Z


	md5 is available for download from

		ftp://stage.caldera.com/pub/security/tools/


  4.3 Installing Fixed Binaries

	Upgrade the affected binaries with the following commands:

	# uncompress /tmp/erg711716a.Z
	# pkgadd -d /tmp/erg711716a


5. References

        This, and other advisories are located at
                http://stage.caldera.com/support/security

        This advisory addresses Caldera Security internal incident sr847405.


6. Disclaimer

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

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