CVE-2020-15860: Critical severity parallels remote application server vulnerability
Parallels Remote Application Server (RAS) 17.1.1 has a Business Logic Error causing remote code execution. It allows an authenticated user to execute any application in the backend operating system through the web application, despite the affected application not being published. In addition, it was discovered that it is possible to access any host in the internal domain, even if it has no published applications or the mentioned host is no longer associated with that server farm.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-15860?
CVE-2020-15860 is a vulnerability in Parallels Remote Application Server (RAS) 17.1.1 that allows an authenticated user to execute any application in the backend operating system through the web application, despite the affected application not being published.
How severe is the vulnerability CVE-2020-15860?
The severity of CVE-2020-15860 is critical with a CVSS score of 9.9.
How can an attacker exploit CVE-2020-15860?
An attacker with authenticated access to the web application can exploit CVE-2020-15860 by executing arbitrary applications in the backend operating system.
Is there a fix for CVE-2020-15860?
Yes, a fix for CVE-2020-15860 is available. It is recommended to update to a patched version of Parallels Remote Application Server (RAS).
Where can I find more information about CVE-2020-15860?
You can find more information about CVE-2020-15860 on the Parallels Knowledge Base at https://kb.parallels.com/en/125112 and on the Core Security website at https://www.coresecurity.com/core-labs/advisories/parallels-ras-os-command-execution.