Vulnerability CVE-2018-13457
Published: 2018-07-12

Description:
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.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
Nagios Core 4.4.1 Denial of Service
Fakhri Zulkifli
30.07.2018

Type:

CWE-476

 (NULL Pointer Dereference)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Nagios -> Nagios core 

 References:
https://gist.github.com/fakhrizulkifli/87cf1c1ad403b4d40a86d90c9c9bf7ab
https://knowledge.opsview.com/v5.3/docs/whats-new
https://knowledge.opsview.com/v5.4/docs/whats-new
https://www.exploit-db.com/exploits/45082/
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