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Date: Thu, 7 Apr 2005 13:07:19 -0700 From: please_reply_to_security@....com To: security-announce@...t.sco.com, bugtraq@...urityfocus.com, full-disclosure@...ts.netsys.com Subject: OpenServer 5.0.6 OpenServer 5.0.7 : cscope local attacker can remove arbitrary files -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ______________________________________________________________________________ SCO Security Advisory Subject: OpenServer 5.0.6 OpenServer 5.0.7 : cscope local attacker can remove arbitrary files Advisory number: SCOSA-2005.11 Issue date: 2005 April 7 Cross reference: sr892180 fz530504 erg712739 CAN-2004-0996 ______________________________________________________________________________ 1. Problem Description cscope is a developer's tool for browsing source code. cscope creates temporary files with an easily predictable file name. A local attacker could exploit this vulnerability and possibly gain elevated privileges on the system. The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the name CAN-2004-0996 to this issue. 2. Vulnerable Supported Versions System Binaries ---------------------------------------------------------------------- OpenServer 5.0.6 /usr/ccs/bin/cscope OpenServer 5.0.7 /usr/ccs/bin/cscope 3. Solution The proper solution is to install the latest packages. 4. OpenServer 5.0.6 4.1 Location of Fixed Binaries ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2005.11 4.2 Verification MD5 (VOL.000.000) = 1fb21699e2a86a2aeb390a57219ff567 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: 1) Download the VOL* files to a directory 2) Run the custom command, specify an install from media images, and specify the directory as the location of the images. 5. OpenServer 5.0.7 5.1 Location of Fixed Binaries ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2005.11 5.2 Verification MD5 (VOL.000.000) = 1fb21699e2a86a2aeb390a57219ff567 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: 1) Download the VOL* files to a directory 2) Run the custom command, specify an install from media images, and specify the directory as the location of the images. 6. References Specific references for this advisory: http://xforce.iss.net/xforce/xfdb/18125 http://www.securityfocus.com/bid/11697 http://marc.theaimsgroup.com/?l=bugtraq&m=110133485519690&w=2 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0996 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 sr892180 fz530504 erg712739. 7. 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. 8. Acknowledgments SCO would like to thank Gangstuck / Psirac <research@...otec.com> who disclosed this vulnerability. Jeremy Bae from STG Security Inc <swbae@...security.com> also disclosed this vulnerability to the vendor. ______________________________________________________________________________ -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (SCO/SYSV) iD8DBQFCVY+taqoBO7ipriERAqV1AJ9efhMnTGgI0X0i+9u69ESgLpF8xgCeI8Jj e3dYzV4evbTDaDlU3X3QJfw= =DCWX -----END PGP SIGNATURE-----
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