eSO Security Advisory: 4125
Discovery Date: October 15, 2001
ID: eSO:4125
Title: Lotus Domino bindsock arbitrary file creation
                        vulnerability
Impact: Local attackers can create root-owned world
                        writable files, which can lead to gaining
                        additional privileges
Affected Technology: Lotus Domino 5.0.7 on Sun Solaris
Vendor Status: Patches are available
Discovered By: Kevin Kotas of the eSecurityOnline Research
                        and Development Team
Technical Contributor: Richard Johnson of the eSecurityOnline Research
                        and Development Team
CVE Reference: CAN-2002-0087

Advisory Location:
http://www.eSecurityOnline.com/advisories/eSO4125.asp

Description:
Lotus Domino for Solaris is vulnerable to a flaw that allows a local
attacker to create arbitrary files. The problem is due to predictable
temporary file naming. An attacker can use a symbolic link attack and
create writable root-owned files anywhere on a system.

Technical Recommendation:
Upgrade with the latest version available. Lotus Domino version 5.0.9a
is not vulnerable to the issue.

Vendor Reference:
Technote #191636

Acknowledgements:
eSecurityOnline would like to thank Lotus Security for their cooperation
in resolving the issue.

Copyright 2002 eSecurityOnline LLC. All rights reserved.

THE INFORMATION IN THIS VULNERABILITY ALERT IS PROVIDED BY
ESECURITYONLINE LLC "AS IS", "WHERE IS", WITH NO WARRANTY OF ANY KIND,
AND ESECURITYONLINE LLC HEREBY DISCLAIMS THE IMPLIED WARRANTIES OF
NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE. ESECURITYONLINE LLC SHALL HAVE NO LIABILITY FOR ANY DAMAGE,
CLAIM OR LOSS RESULTING FROM YOUR USE OF THE INFORMATION CONTAINED IN
THIS VULNERABILITY ALERT.

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