Date: Thu, 11 Jul 2002 10:34:43 -0700
From: security@caldera.com
To: bugtraq@securityfocus.com, announce@lists.caldera.com,
Subject: Security Update: [CSSA-2002-SCO.28] UnixWare 7.1.1 Open UNIX 8.0.0 : rpc.ttdbserverd file creation and deletion vulnerabilities
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To: bugtraq@securityfocus.com announce@lists.caldera.com scoannmod@xenitec.on.ca
______________________________________________________________________________
Caldera International, Inc. Security Advisory
Subject: UnixWare 7.1.1 Open UNIX 8.0.0 : rpc.ttdbserverd file creation and deletion vulnerabilities
Advisory number: CSSA-2002-SCO.28
Issue date: 2002 July 11
Cross reference:
______________________________________________________________________________
1. Problem Description
Several security bugs were discovered in the rpc.ttdbserverd
program that allow an attacker to overwrite memory in the
program as well as force the program to create and delete
arbitrary files on the system. Some of these vulnerabilities
are remotely exploitable.
2. Vulnerable Supported Versions
System Binaries
----------------------------------------------------------------------
UnixWare 7.1.1 /usr/dt/bin/rpc.ttdbserverd
Open UNIX 8.0.0 /usr/dt/bin/rpc.ttdbserverd
3. Solution
The proper solution is to install the latest packages.
4. UnixWare 7.1.1
4.1 Location of Fixed Binaries
ftp://ftp.caldera.com/pub/updates/OpenUNIX/CSSA-2002-SCO.28
4.2 Verification
MD5 (erg712073.pkg.Z) = 9b7f2f606d658ed51d590737daf9e117
md5 is available for download from
ftp://ftp.caldera.com/pub/security/tools
4.3 Installing Fixed Binaries
Upgrade the affected binaries with the following commands:
Download erg712073.pkg.Z to the /var/spool/pkg directory
# uncompress /var/spool/pkg/erg712073.pkg.Z
# pkgadd -d /var/spool/pkg/erg712073.pkg
5. Open UNIX 8.0.0
5.1 Location of Fixed Binaries
ftp://ftp.caldera.com/pub/updates/OpenUNIX/CSSA-2002-SCO.28
5.2 Verification
MD5 (erg712073.pkg.Z) = 9b7f2f606d658ed51d590737daf9e117
md5 is available for download from
ftp://ftp.caldera.com/pub/security/tools
5.3 Installing Fixed Binaries
Upgrade the affected binaries with the following commands:
Download erg712073.pkg.Z to the /var/spool/pkg directory
# uncompress /var/spool/pkg/erg712073.pkg.Z
# pkgadd -d /var/spool/pkg/erg712073.pkg
6. References
Specific references for this advisory:
CORE ST advisory CORE-20020528
http://www.cert.org/advisories/CA-2002-20.html
Caldera security resources:
http://www.caldera.com/support/security/index.html
This security fix closes Caldera incidents sr865685, fz521202,
erg712073.
7. Disclaimer
Caldera International, Inc. 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 Caldera products.
8. Acknowledgements
The vulnerabilities were discovered and researched by Ricardo
Quesada of the CORE IMPACT team at CORE Security Technologies.
______________________________________________________________________________
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