NULL Pointer Dereference Vulnerability in Nagios Core by Nagios Enterprises
CVE-2018-13458
Key Information:
- Vendor
Nagios
- Status
- Vendor
- CVE Published:
- 12 July 2018
Badges
What is CVE-2018-13458?
A NULL pointer dereference vulnerability exists in the qh_core component of Nagios Core versions 4.4.1 and earlier. When an attacker sends a specially crafted payload to the UNIX socket that Nagios Core listens on, it can lead to a local denial-of-service condition, effectively causing the service to become unresponsive. This vulnerability highlights the need for stringent input validation and the importance of applying security patches promptly to mitigate potential exploitation risks.
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Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.