FreeBSD : sudo -- potential privilege escalation via symlink misconfiguration (2e8cdd36-c3cc-11e5-b5fe-002590263bf5)

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


Synopsis :

The remote FreeBSD host is missing a security-related update.

Description :

MITRE reports :

sudoedit in Sudo before 1.8.15 allows local users to gain privileges
via a symlink attack on a file whose full path is defined using
multiple wildcards in /etc/sudoers, as demonstrated by
'/home/*/*/file.txt.'

See also :

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=206590
https://bugzilla.sudo.ws/show_bug.cgi?id=707
http://www.sudo.ws/stable.html#1.8.15
http://www.nessus.org/u?5e167630

Solution :

Update the affected package.

Risk factor :

High / CVSS Base Score : 7.2
(CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C)
Public Exploit Available : true

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 88149 ()

Bugtraq ID:

CVE ID: CVE-2015-5602

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