OS Command Injection in Nagios XI - CVE-2019-20197
Published: January 2, 2020 / Updated: January 30, 2020
Vulnerability identifier: #VU23882
CSH Severity: High
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-2019-20197
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. A remote authenticated attacker can execute arbitrary OS commands on the target system via shell metacharacters in the "id" parameter to "schedulereport.php".
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Nagios XI
How to mitigate CVE-2019-20197
Install update from vendor's website.
Nagios XI - update to 5.6.10