National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-9566 Detail

Current 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.

Source:  MITRE      Last Modified:  12/15/2016      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2016-9566
Original release date:
12/15/2016
Last revised:
01/04/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
7.8 High
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (legend)
Impact Score:
5.9
Exploitability Score:
1.8
CVSS Version 3 Metrics:
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.2 HIGH
Vector:
(AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource Type Source Name
http://rhn.redhat.com/errata/RHSA-2017-0211.html External Source REDHAT RHSA-2017:0211
http://rhn.redhat.com/errata/RHSA-2017-0212.html External Source REDHAT RHSA-2017:0212
http://rhn.redhat.com/errata/RHSA-2017-0213.html External Source REDHAT RHSA-2017:0213
http://rhn.redhat.com/errata/RHSA-2017-0214.html External Source REDHAT RHSA-2017:0214
http://rhn.redhat.com/errata/RHSA-2017-0258.html External Source REDHAT RHSA-2017:0258
http://rhn.redhat.com/errata/RHSA-2017-0259.html External Source REDHAT RHSA-2017:0259
http://seclists.org/fulldisclosure/2016/Dec/58 Mailing List; Third Party Advisory External Source FULLDISC 20161215 Nagios Core < 4.2.4 Root Privilege Escalation [CVE-2016-9566]
http://www.securityfocus.com/bid/94919 Third Party Advisory; VDB Entry External Source BID 94919
http://www.securitytracker.com/id/1037487 External Source SECTRACK 1037487
https://bugzilla.redhat.com/show_bug.cgi?id=1402869 Issue Tracking External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1402869
https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4 Issue Tracking; Patch External Source CONFIRM https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4
https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html Exploit; Third Party Advisory External Source MISC https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html
https://security.gentoo.org/glsa/201612-51 External Source GENTOO GLSA-201612-51
https://security.gentoo.org/glsa/201702-26 External Source GENTOO GLSA-201702-26
https://security.gentoo.org/glsa/201710-20 External Source GENTOO GLSA-201710-20
https://www.exploit-db.com/exploits/40921/ External Source EXPLOIT-DB 40921
https://www.nagios.org/projects/nagios-core/history/4x/ Vendor Advisory External Source CONFIRM https://www.nagios.org/projects/nagios-core/history/4x/

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)
  • Link Following (CWE-59)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:nagios:nagios:*:*:*:*:*:*:*:*    versions up to (including) 4.2.3

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 7 change records found - show changes