HELIX CODE, INC. SECURITY ADVISORY [email protected] Issue Date: 29 Aug 2000
“go-gnome” Helix GNOME pre-installer
A vulnerability in the go-gnome pre-installer allows non-root users
to exploit world-writable permissions in /tmp, permitting files
normally only accessible by root to be overwritten.
The go-gnome pre-installer uses a few rather predictable filenames
in /tmp for uudecode, snarf, and the installer files. If one (or
more) of those files already exist with a symbolic link created by
a malicious user, the files pointed to by those links will be
The go-gnome pre-installer has been updated on the main Helix Code
mirror and go-gnome.com. This new version fixes this vulnerability
by storing files in /var/cache/helix-install, which is writable
only by root.
A new version of the go-gnome pre-installer is available
immediately from Helix Code, Inc. at go-gnome.com:
Copyright (c) 2000 Helix Code, Inc.