OS Command Injection in Nagios XI - CVE-2020-5791
Published: October 21, 2020 / Updated: June 17, 2021
Vulnerability identifier: #VU49681
CSH Severity: Low
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-5791
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation. A remote privileged user can pass specially crafted data to the application and execute arbitrary OS commands on the target system with privileges of the web server.
Affected software
Nagios XI
How to mitigate CVE-2020-5791
Install updates from vendor's website.
Nagios XI - update to 5.7.4