Slackware netconfig temporary file Vulnerability

BID:81

Info

Slackware netconfig temporary file Vulnerability

Bugtraq ID: 81
Class: Access Validation Error
CVE:
Remote: No
Local: Yes
Published: Apr 06 1998 12:00AM
Updated: Apr 06 1998 12:00AM
Credit: Made public by neonhaze <[email protected]> and <[email protected]> in the BugTraq mailing list.
Vulnerable: Slackware Linux 3.4
Not Vulnerable:

Discussion

Slackware netconfig temporary file Vulnerability

netconfig creates the file /tmp/tmpmsg insecurely and follows symbolic links. An attacker can create a symbolic link from /tmp/tmpmsg to any file and wait for root to run the program. This will clober the target file. The file created has permissions -rw-r--r--.

Solution / Fix

Slackware netconfig temporary file Vulnerability

Solution:
Upgrade to any version of Slackware Linux post version 3.4.

References

Slackware netconfig temporary file Vulnerability

References:

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