Caldera OpenServer symlink attack
| openserver-symlink (13484) |  Medium Risk |
Description:
SCO OpenServer is vulnerable to a symlink attack. OpenServer creates insecure temporary files. A local attacker could exploit this vulnerability by creating a symbolic link from temporary files to other files on the system.
Platforms Affected:
- SCO, Caldera OpenServer 5.0.5
Remedy:
For Caldera OpenServer 5.0.5:
Upgrade to the appropriate fixed binaries, as listed in SCO Security Advisory CSSA-2003-SCO.27. See References.
Consequences:
File Manipulation
References:
- SCO Security Advisory CSSA-2003-SCO.27, OpenServer 5.0.5 : Insecure creation of files in /tmp at http://archives.neohapsis.com/archives/bugtraq/2003-10/0212.html.
- BID-8864: SCO OpenServer Insecure Temporary File Vulnerabilities
- CVE-2003-0872: Certain scripts in OpenServer before 5.0.6 allow local users to overwrite files and conduct other unauthorized activities via a symlink attack on temporary files.
Reported:
Oct 21, 2003
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
Copyright (c) 1994-2008 Internet Security Systems, Inc. All rights reserved worldwide.
For corrections or additions please email xforce@iss.net