Arbitrary Process Killing Vulnerability in Nagios Core

CVE-2017-12847 · MEDIUM Severity

AV:L/AC:M/AU:N/C:N/I:C/A:C

Nagios Core before 4.3.3 creates a nagios.lock PID file after dropping privileges to a non-root account, which might allow local users to kill arbitrary processes by leveraging access to this non-root account for nagios.lock modification before a root script executes a "kill `cat /pathname/nagios.lock`" command.

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