Home/CVE/Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert history and audit log functio
CVE

CVE-2021-35479

Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert history and audit log functio

Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert history and audit log function through the affected pp parameter. This affects users who open a crafted link or third-party web page.

MEDIUM · CVSS 5.4 EPSS 0.48001
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

1
nagios log server< 2.1.9
⚠

Public Exploits & PoCs

1
pocresearch.nccgroup.com · technical-advisory-stored-and-reflected-xss-vulnerability...research.nccgroup.com
▣

Scoring & Timeline

5.4
MEDIUM · 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 NVD30 Jul 2021 · 02:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://research.nccgroup.com/?research=TechnicalThird Party Advisory
https://www.nagios.com/downloads/nagios-log-server/change-log/Vendor Advisory
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