Access Restriction Bypass Affecting nagios3 package, versions <3.5.1.dfsg-2.1ubuntu1.1
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1604-NAGIOS3-326341
- published15 Dec 2016
- disclosed15 Dec 2016
Introduced: 15 Dec 2016
CVE-2016-9566 (opens in a new tab)How to fix?
Upgrade Ubuntu:16.04 nagios3 to version 3.5.1.dfsg-2.1ubuntu1.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream nagios3 package and not the nagios3 package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-9566
- https://www.nagios.org/projects/nagios-core/history/4x/
- https://lists.debian.org/debian-lts-announce/2018/12/msg00014.html
- https://security-tracker.debian.org/tracker/CVE-2016-9566
- https://www.exploit-db.com/exploits/40921/
- https://security.gentoo.org/glsa/201612-51
- https://security.gentoo.org/glsa/201702-26
- https://security.gentoo.org/glsa/201710-20
- https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4
- https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1402869
- 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://www.exploit-db.com/exploits/40920