OS Command Injection in Nagios Fusion - CVE-2020-28902
Published: May 25, 2021
Vulnerability identifier: #VU53517
CSH Severity: Medium
CVSS v4: 8.7 [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]
CVE-ID: CVE-2020-28902
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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 "timezone" 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.
Affected software
Nagios Fusion
How to mitigate CVE-2020-28902
Install updates from vendor's website.
Nagios Fusion - update to 4.1.9