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Medium severity · published Jul 12, 2018
CVE-2018-13457
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…
5.5
CVSS
4.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.5% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NC
Nagios Core · Nagios
through 4.4.1 · source: NVD
Affected product
NC
Nagios Core
Nagios
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-13457
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-13457
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00014.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00022.html
Exploit
https://gist.github.com/fakhrizulkifli/87cf1c1ad403b4d40a86d90c9c9bf7ab
Third Party Advisory
https://knowledge.opsview.com/v5.3/docs/whats-new
Third Party Advisory
https://knowledge.opsview.com/v5.4/docs/whats-new
Exploit
https://www.exploit-db.com/exploits/45082/
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