full-disclosure - Security Update: [CSSA-2003-SCO.4] UnixWare 7.1.1 Open UNIX 8.0.0 UnixWare 7.1.3 : Lax permissions on /dev/X

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From: dotslash at snosoft.com (KF)
Subject: Security Update: [CSSA-2003-SCO.4] UnixWare
 7.1.1 Open UNIX 8.0.0 UnixWare 7.1.3 : Lax permissions on /dev/X

did you ever resolve the
xhost + issue?

-KF



security@...dera.com wrote:

>To: bugtraq@...urityfocus.com announce@...ts.caldera.com scoannmod@...itec.on.ca full-disclosure@...ts.netsys.com
>
>______________________________________________________________________________
>
>			SCO Security Advisory
>
>Subject:		UnixWare 7.1.1 Open UNIX 8.0.0 UnixWare 7.1.3 : Lax permissions on /dev/X
>Advisory number: 	CSSA-2003-SCO.4
>Issue date: 		2003 March 04
>Cross reference:
>______________________________________________________________________________
>
>
>1. Problem Description
>
>	The /dev/X directory is world readable and writable, and
>	the files in it are also world readable and writable.
>	Denial-of-Service attacks are possible, as well as possible
>	data hijacking. The X server sets these permissions when
>	it starts up, so there is no workaround for this issue.
>
>
>2. Vulnerable Supported Versions
>
>	System				Binaries
>	----------------------------------------------------------------------
>	UnixWare 7.1.1			Standard X Distribution
>	Open UNIX 8.0.0			Standard X Distribution
>	UnixWare 7.1.3			Standard X Distribution
>
>3. Solution
>
>	The proper solution is to install the latest packages.
>
>
>4. UnixWare 7.1.1
>
>	4.1 Location of Fixed Binaries
>
>	ftp://ftp.sco.com/pub/updates/UnixWare/CSSA-2003-SCO.4
>
>
>	4.2 Verification
>
>	MD5 (basex.pkg.Z) = 510888d562f6c2249555fefdae94d49d
>	MD5 (xserver.pkg.Z) = 74797f12d6e3e80300980854050f62ef
>
>	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 basex.pkg.Z to the /var/spool/pkg directory
>
>	# uncompress /var/spool/pkg/basex.pkg.Z
>	# pkgadd -d /var/spool/pkg/basex.pkg
>
>	# uncompress /var/spool/pkg/xserver.pkg.Z
>	# pkgadd -d /var/spool/pkg/xserver.pkg
>
>
>5. Open UNIX 8.0.0
>
>	5.1 Location of Fixed Binaries
>
>	ftp://ftp.sco.com/pub/updates/UnixWare/CSSA-2003-SCO.4
>
>
>	5.2 Verification
>
>	MD5 (basex.pkg.Z) = 510888d562f6c2249555fefdae94d49d
>	MD5 (xserver.pkg.Z) = 74797f12d6e3e80300980854050f62ef
>
>	md5 is available for download from
>		ftp://ftp.sco.com/pub/security/tools
>
>
>	5.3 Installing Fixed Binaries
>
>	Upgrade the affected binaries with the following sequence:
>
>	Download basex.pkg.Z to the /var/spool/pkg directory
>
>	# uncompress /var/spool/pkg/basex.pkg.Z
>	# pkgadd -d /var/spool/pkg/basex.pkg
>
>	# uncompress /var/spool/pkg/xserver.pkg.Z
>	# pkgadd -d /var/spool/pkg/xserver.pkg
>
>
>6. UnixWare 7.1.3
>
>	6.1 Location of Fixed Binaries
>
>	ftp://ftp.sco.com/pub/updates/UnixWare/CSSA-2003-SCO.4
>
>
>	6.2 Verification
>
>	MD5 (basex.pkg.Z) = 510888d562f6c2249555fefdae94d49d
>	MD5 (xserver.pkg.Z) = 74797f12d6e3e80300980854050f62ef
>
>	md5 is available for download from
>		ftp://ftp.sco.com/pub/security/tools
>
>
>	6.3 Installing Fixed Binaries
>
>	Upgrade the affected binaries with the following sequence:
>
>	Download basex.pkg.Z to the /var/spool/pkg directory
>
>	# uncompress /var/spool/pkg/basex.pkg.Z
>	# pkgadd -d /var/spool/pkg/basex.pkg
>
>	# uncompress /var/spool/pkg/xserver.pkg.Z
>	# pkgadd -d /var/spool/pkg/xserver.pkg
>
>
>7. References
>
>	Specific references for this advisory:
>
>		none
>
>	SCO security resources:
>
>		http://www.sco.com/support/security/index.html
>
>	This security fix closes SCO incidents sr874992, sr874607,
>	fz527440, erg712231.
>
>
>8. 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.
>
>______________________________________________________________________________
>  
>