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.

INFO

Published Date :

Dec. 15, 2016, 10:59 p.m.

Last Modified :

Nov. 21, 2024, 3:01 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Public PoC/Exploit Available at Github

CVE-2016-9566 has a 2 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2016-9566 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Nagios nagios
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-9566.

URL Resource
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 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/94919 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037487
https://bugzilla.redhat.com/show_bug.cgi?id=1402869 Issue Tracking
https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4 Issue Tracking Patch
https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html Exploit Third Party Advisory
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/ Vendor Advisory
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 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/94919 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037487
https://bugzilla.redhat.com/show_bug.cgi?id=1402869 Issue Tracking
https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4 Issue Tracking Patch
https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html Exploit Third Party Advisory
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/ Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Config files for my GitHub profile.

config github-config kernel privilege-escalation

Shell

Updated: 2 years, 4 months ago
2 stars 0 fork 0 watcher
Born at : April 11, 2021, 9:17 p.m. This repo has been linked 1 different CVEs too.

None

Python

Updated: 4 months, 2 weeks ago
16 stars 4 fork 4 watcher
Born at : Sept. 3, 2020, 10:31 a.m. This repo has been linked 107 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-9566 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-9566 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

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

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Dec. 25, 2018

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2018/12/msg00014.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 05, 2018

    Action Type Old Value New Value
    Added Reference http://rhn.redhat.com/errata/RHSA-2017-0259.html [No Types Assigned]
    Added Reference http://rhn.redhat.com/errata/RHSA-2017-0258.html [No Types Assigned]
    Added Reference http://rhn.redhat.com/errata/RHSA-2017-0214.html [No Types Assigned]
    Added Reference http://rhn.redhat.com/errata/RHSA-2017-0213.html [No Types Assigned]
    Added Reference http://rhn.redhat.com/errata/RHSA-2017-0212.html [No Types Assigned]
    Added Reference http://rhn.redhat.com/errata/RHSA-2017-0211.html [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 19, 2017

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201710-20 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 03, 2017

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/40921/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 27, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1037487 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 01, 2017

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201702-26 [No Types Assigned]
    Added Reference https://security.gentoo.org/glsa/201612-51 [No Types Assigned]
  • Initial Analysis by [email protected]

    Dec. 16, 2016

    Action Type Old Value New Value
    Added CVSS V2 (AV:L/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://seclists.org/fulldisclosure/2016/Dec/58 No Types Assigned http://seclists.org/fulldisclosure/2016/Dec/58 Third Party Advisory, Mailing List
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1402869 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1402869 Issue Tracking
    Changed Reference Type https://www.nagios.org/projects/nagios-core/history/4x/ No Types Assigned https://www.nagios.org/projects/nagios-core/history/4x/ Vendor Advisory
    Changed Reference Type http://www.securityfocus.com/bid/94919 No Types Assigned http://www.securityfocus.com/bid/94919 Third Party Advisory, VDB Entry
    Changed Reference Type https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html No Types Assigned https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html Third Party Advisory, Exploit
    Changed Reference Type https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4 No Types Assigned https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4 Issue Tracking, Patch
    Added CWE CWE-264
    Added CWE CWE-59
    Added CPE Configuration OR *cpe:2.3:a:nagios:nagios:4.2.3:*:*:*:*:*:*:* (and previous)
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-9566 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-9566 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

52.80 }} -2.98%

score

0.97743

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability