#VU53516 OS Command Injection in Nagios Fusion - CVE-2020-28901
Published: May 25, 2021
Vulnerability identifier: #VU53516
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-28901
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Nagios Fusion
Nagios Fusion
Software vendor:
nagios.org
nagios.org
Description
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation in the "component_dir" parameter in cmd_subsys.php. A remote authenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on the target system with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.