Improper Authentication in ManageEngine Applications Manager and Zoho ManageEngine OpManager - CVE-2019-15106
Published: October 16, 2019
Vulnerability identifier: #VU21880
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2019-15106
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Zoho Corporation
Affected software:
ManageEngine Applications Manager
Zoho ManageEngine OpManager
ManageEngine Applications Manager
Zoho ManageEngine OpManager
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to improper implementation of authentication process that relies on username+'@opm' string to be used as password within the Application Manager Plugin used in ManageEngine OpManager and Applications Manager. A remote attacker can bypass authentication process and execute arbitrary commands on the system with privileges of the user account.
How to mitigate CVE-2019-15106
Install updates from vendor's website.
Sources
- http://pentest.com.tr/exploits/DEFCON-ManageEngine-OpManager-v12-4-Unauthenticated-Remote-Command-Execution.html
- https://www.manageengine.com/network-monitoring/security-updates/cve-2019-15106.html
- https://www.manageengine.com/products/applications_manager/security-updates/security-updates-cve-2019-15106.html