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Bug 1482479 - (CVE-2017-12847) CVE-2017-12847 nagios: Incorrect permissions for PID file
CVE-2017-12847 nagios: Incorrect permissions for PID file
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20170728,reported=2...
: Security
Depends On: 1482480 1482481
Blocks: 1482483
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Reported: 2017-08-17 07:40 EDT by Adam Mariš
Modified: 2018-01-30 19:23 EST (History)
34 users (show)

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Fixed In Version: nagios 4.3.3
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Description Adam Mariš 2017-08-17 07:40:12 EDT 
It was found that nagios daemon creates its PID file after dropping privileges, which allows to change its content by non-root user with PID of any other process, resulting into denial-of-service when daemon is stopped.

Upstream bug:

https://github.com/NagiosEnterprises/nagioscore/issues/404

References:

http://seclists.org/oss-sec/2017/q3/305
Comment 1 Adam Mariš 2017-08-17 07:40:49 EDT 
Created nagios tracking bugs for this issue:

Affects: epel-all [bug 1482480]
Affects: fedora-all [bug 1482481]
Comment 2 Jason Shepherd 2017-08-20 22:39:59 EDT 
There are no other processes within PID namespace for Nagios container in RHMAP. Closing as WONTFIX
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