Home/CVE/qh_echo in Nagios Core 4.4.1 and earlier is prone to a NULL pointer dereference vulnerability, which allows attackers to
CVE

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

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.

MEDIUM · CVSS 5.5 EPSS 0.00574
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

1
nagios core<= 4.4.1
⚠

Public Exploits & PoCs

3
dosNagios Core 4.4.1 - Denial of Service2018-07-24
pocgist.github.com · 87cf1c1ad403b4d40a86d90c9c9bf7abgist.github.com
pocwww.exploit-db.com · 45082www.exploit-db.com
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Jul 2018 · 06:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

2
suse-csafopenSUSE-SU-2020:0517-1
suse-csafopenSUSE-SU-2020:0500-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00014.html
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00022.html
https://knowledge.opsview.com/v5.3/docs/whats-newThird Party Advisory
https://knowledge.opsview.com/v5.4/docs/whats-newThird Party Advisory
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