GLSA-201701-70 : Firewalld: Improper authentication methods

This script is Copyright (C) 2017 Tenable Network Security, Inc.


Synopsis :

The remote Gentoo host is missing one or more security-related
patches.

Description :

The remote host is affected by the vulnerability described in GLSA-201701-70
(Firewalld: Improper authentication methods)

A flaw in Firewalld allows any locally logged in user to tamper with or
change firewall settings. This is due to how Firewalld handles
authentication via polkit which is not properly applied to 5 particular
functions to include: addPassthrough, removePassthrough, addEntry,
removeEntry, and setEntries.

Impact :

A local attacker could tamper or change firewall settings leading to the
additional exposure of systems to include unauthorized remote access.

Workaround :

There is no known workaround at this time.

See also :

https://security.gentoo.org/glsa/201701-70

Solution :

All Firewalld users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-firewall/firewalld-0.4.3.3'

Risk factor :

Low / CVSS Base Score : 2.1
(CVSS2#AV:L/AC:L/Au:N/C:N/I:P/A:N)

Family: Gentoo Local Security Checks

Nessus Plugin ID: 96856 ()

Bugtraq ID:

CVE ID: CVE-2016-5410

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