To: bugtraqat_private announceat_private security-alertsat_private ______________________________________________________________________________ Caldera International, Inc. Security Advisory Subject: Linux: rsync supplementary groups vulnerability Advisory number: CSSA-2002-014.0 Issue date: 2002, April 03 Cross reference: ______________________________________________________________________________ 1. Problem Description Supplementary groups to which the rsync daemon belongs (such as root) were not removed from the server process before it performed work as an unprivileged uid and gid. The rsync daemon was also compiled with a vulnerable version of the zlib library. This package corrects both these issues. 2. Vulnerable Supported Versions System Package ----------------------------------------------------------- OpenLinux 3.1.1 Server prior to rsync-2.5.0-5.i386.rpm prior to rsync-2.5.0-5.src.rpm OpenLinux 3.1.1 Workstation prior to rsync-2.5.0-5.i386.rpm prior to rsync-2.5.0-5.src.rpm 3. Solution The proper solution is to install the latest packages. 4. OpenLinux 3.1.1 Server 4.1 Package Location ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Server/current/RPMS 2c8f978df12dabf073361c86f7012210 rsync-2.5.0-5.i386.rpm 4.2 Installation Install the packages with the following sequence: rpm -Fvh \ rsync-2.5.0-5.i386.rpm 4.3 Source Package Location ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Server/current/SRPMS bffd618c0ad88252b35c33ac821253ad rsync-2.5.0-5.src.rpm 5. OpenLinux 3.1.1 Workstation 5.1 Package Location ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Workstation/current/RPMS 2c8f978df12dabf073361c86f7012210 rsync-2.5.0-5.i386.rpm 5.2 Installation Install the packages with the following sequence: rpm -Fvh \ rsync-2.5.0-5.i386.rpm 5.3 Source Package Location ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Workstation/current/SRPMS bffd618c0ad88252b35c33ac821253ad rsync-2.5.0-5.src.rpm 6. References Specific references for this advisory: none Caldera OpenLinux security resources: http://www.caldera.com/support/security/index.html Caldera UNIX security resources: http://stage.caldera.com/support/security/ This security fix closes Caldera incidents sr862089, fz520415, and erg711995. 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 Ethan Benson discovered and researched this vulnerability. ______________________________________________________________________________
This archive was generated by hypermail 2b30 : Wed Apr 03 2002 - 22:12:32 PST