NULL Pointer Dereference The advisory has been revoked - it doesn't affect any version of package nagios4 (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-UBUNTU1904-NAGIOS4-614540
- published10 Sept 2020
- disclosed12 Jul 2018
Introduced: 12 Jul 2018
CVE-2018-13458 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:19.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream nagios4 package and not the nagios4 package as distributed by Ubuntu.
qh_core 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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-13458
- 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/
- https://gist.github.com/fakhrizulkifli/40f3daf52950cca6de28ebec2498ff6e
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00022.html