CVE-2018-13457
UnknownEPSS 4.51%
Last modified
CVE-2018-13457 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 4.51% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nagios | Nagios Core | <= 4.4.1 |
References
- https://gist.github.com/fakhrizulkifli/87cf1c1ad403b4d40a86d90c9c9bf7abExploit, Third Party Advisory
- https://knowledge.opsview.com/v5.3/docs/whats-newThird Party Advisory
- https://knowledge.opsview.com/v5.4/docs/whats-newThird Party Advisory
- https://www.exploit-db.com/exploits/45082/Exploit, Third Party Advisory, VDB Entry
- https://gist.github.com/fakhrizulkifli/87cf1c1ad403b4d40a86d90c9c9bf7abExploit, Third Party Advisory
- https://knowledge.opsview.com/v5.3/docs/whats-newThird Party Advisory
- https://knowledge.opsview.com/v5.4/docs/whats-newThird Party Advisory
- https://www.exploit-db.com/exploits/45082/Exploit, Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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 crafted payload to the listening UNIX socket.
How severe is CVE-2018-13457?
Severity scoring for CVE-2018-13457 is pending analysis. The EPSS model estimates a 4.51% probability of exploitation in the next 30 days.
How do I fix CVE-2018-13457?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2018-13457?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST