CVE-2016-9566 Information

Description

base/logging.c in Nagios Core before 4.2.4 allows local users with access to an account in the nagios group to gain root privileges via a symlink attack on the log file. NOTE: this can be leveraged by remote attackers using CVE-2016-9565.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://rhn.redhat.com/errata/RHSA-2017-0211.html http://rhn.redhat.com/errata/RHSA-2017-0212.html http://rhn.redhat.com/errata/RHSA-2017-0213.html http://rhn.redhat.com/errata/RHSA-2017-0214.html http://rhn.redhat.com/errata/RHSA-2017-0258.html http://rhn.redhat.com/errata/RHSA-2017-0259.html http://seclists.org/fulldisclosure/2016/Dec/58 http://www.securityfocus.com/bid/94919 http://www.securitytracker.com/id/1037487 https://bugzilla.redhat.com/show_bug.cgi?id=1402869 https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4 https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html https://lists.debian.org/debian-lts-announce/2018/12/msg00014.html https://security.gentoo.org/glsa/201612-51 https://security.gentoo.org/glsa/201702-26 https://security.gentoo.org/glsa/201710-20 https://www.exploit-db.com/exploits/40921/ https://www.nagios.org/projects/nagios-core/history/4x/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8