What’s Vulnerable › Vulnerabilities

CVE-2020-6581

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-03-16 · updated 2026-06-17

Description

Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metachars interprets \n as the character \ and the character n (not as the \n newline sequence). This can cause command injection.

Affected products

• Fedoraproject Fedora: 32
• Nagios Remote Plug In Executor: 3.2.1

References

• https://herolab.usd.de/security-advisories/
• https://herolab.usd.de/security-advisories/usd-2020-0002/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DNGKXVDB43E3KQRA6W5QZT3Z46XZLQM/
• https://herolab.usd.de/security-advisories/
• https://herolab.usd.de/security-advisories/usd-2020-0002/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DNGKXVDB43E3KQRA6W5QZT3Z46XZLQM/

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