CVE-2018-13457 Null dereference in n/a
A local attacker can cause a denial of service in Nagios Core by sending a crafted payload to the UNIX socket, triggering a NULL pointer dereference.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2018-13457?
CVE-2018-13457 is a medium-severity vulnerability in n/a, published on 12 Jul 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-476
Which versions are affected by CVE-2018-13457?
It affects 1 product.
Products include Nagios Nagios Core.
How do I fix CVE-2018-13457?
Upgrade to a fixed version.
Is CVE-2018-13457 being exploited?
There is no known exploitation of CVE-2018-13457 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2018-13457, GHSA-6rvq-8cg9-gm39.