Network Time Protocol Daemon (ntpd) < 4.2.1 -u Group Permission Weakness Privilege Escalation

This script is Copyright (C) 2005-2016 Tenable Network Security, Inc.

Synopsis :

The remote NTP server is affected by a privilege escalation

Description :

According to its version number, the NTP (Network Time Protocol)
server running on the remote host is affected by a flaw that causes it
to run with the permissions of a privileged user if a group name
rather than a group ID is specified on the command line. A local
attacker, who has managed to compromise the application through some
other means, can exploit this issue to gain elevated privileges.

See also :

Solution :

Upgrade to NTP version 4.2.1 or later. Alternatively, start ntpd with
a group number.

Risk factor :

Medium / CVSS Base Score : 4.6
CVSS Temporal Score : 4.0
Public Exploit Available : true

Family: Misc.

Nessus Plugin ID: 19517 ()

Bugtraq ID: 14673

CVE ID: CVE-2005-2496

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