CVE-2021-36366

Home/CVE/Nagios XI before 5.8.5 incorrectly allows manage_services.sh wildcards.

CVE

Nagios XI before 5.8.5 incorrectly allows manage_services.sh wildcards.

CRITICAL · CVSS 9.8 EPSS 0.10899

Schedule remediation

EPSS ≥ 0.10 - elevated exploitation probability
EPSS percentile: top 6% of all CVEs by exploitation likelihood
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

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Affected Products & Versions

nagios xi< 5.8.5

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Scoring & Timeline

9.8

CRITICAL · CVSS v3.1 · 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 NVD28 Sep 2021 · 05:15 PM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

https://assets.nagios.com/downloads/nagiosxi/CHANGES-5.TXTRelease NotesVendor Advisory

https://www.nagios.com/downloads/nagios-xi/change-log/Release NotesVendor Advisory

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Detection & defense
Sigma rules
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Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1

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