What’s Vulnerable › Vulnerabilities

CVE-2019-20197

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 22.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-12-31 · updated 2026-06-17
• Weakness: CWE-78

Description

In Nagios XI 5.6.9, an authenticated user is able to execute arbitrary OS commands via shell metacharacters in the id parameter to schedulereport.php, in the context of the web-server user account.

Affected products

• Nagios XI: 5.6.9

References

• https://code610.blogspot.com/2019/12/postauth-rce-in-latest-nagiosxi.html
• https://code610.blogspot.com/2019/12/postauth-rce-in-latest-nagiosxi.html

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