BRU /tmp file symlink attack

bru-tmp-file-symlink (8003) The risk level is classified as MediumMedium Risk

Description:

BRU (The Backup and Restore Utility) could allow a local attacker to launch a symlink attack, caused by various shell scripts that create easily predictable file names in the /tmp directory. A local attacker could create a symbolic link from a file in the /tmp directory to an arbitrary file on the system to overwrite the file with elevated privileges once the affected script is executed.


Consequences:

File Manipulation

Remedy:

Upgrade to the latest version of BRU (17.0.0.2.1 or later), available from The TOLIS Group, Inc.'s Web site. See References.

References:

Platforms Affected:

  • TOLIS Group BRU 17.0

Reported:

Jan 26, 2002

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