Vulnerability CVE-2016-9566
Published: 2016-12-15   Modified: 2016-12-16

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.

See advisories in our WLB2 database:
Topic
Author
Date
High
Nagios Core Curl Command Injection / Code Execution
Dawid Golunski
16.12.2016

Type:

CWE-59

 (Improper Link Resolution Before File Access ('Link Following'))

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Nagios -> Nagios 

 References:
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/
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