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CVE-2016-9566

HighPublished

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...

Published: Dec 15, 2016
Updated: Aug 6, 2024
Assigning CNA: mitre
Evidence observed: Dec 15, 2016

Primary CVSS

7.8/ 10High

nvd · CVSS 3.0

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

EPSS probability estimate

4.5%

Low · next 30 days

Percentile: 91.1%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

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.

Sources

Nagios < 4.2.4 - Local Privilege EscalationExploit
Dawid Golunski · linux · Dec 15, 2016

Responsible use

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