CVE-2018-13457 EXPLOIT
5.5
MEDIUM · CVSS 3.0 · EPSS 4.5% (pctl 91)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 5.5 (MEDIUM, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| EPSS | 4.45% — more likely to be exploited than 91% of all CVEs |
| Weakness | CWE-476 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-07-12 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| nagios | nagios core |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Nagios Core 4.4.1 - Denial of Service | 2018-07-24 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00022.html
- https://gist.github.com/fakhrizulkifli/87cf1c1ad403b4d40a86d90c9c9bf7ab
- 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/
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00022.html
- https://gist.github.com/fakhrizulkifli/87cf1c1ad403b4d40a86d90c9c9bf7ab
- 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/
→ the Explorer · watch your stack · NVD