CVE-2020-14675: Oracle VirtualBox PCnet Time-Of-Check Time-Of-Use Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Oracle VirtualBox. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the handling of Transmit Message Descriptors in the implementation of PCnet virtual network interfaces. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the hypervisor.
Other sources
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are Prior to 5.2.44, prior to 6.0.24 and prior to 6.1.12. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H).
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-14675?
CVE-2020-14675 is a vulnerability in the Oracle VM VirtualBox product that allows a high privileged attacker with logon to the infrastructure to escalate their privileges.
Which versions of Oracle VirtualBox are affected by CVE-2020-14675?
Versions prior to 5.2.44, prior to 6.0.24, and prior to 6.1.12 of Oracle VirtualBox are affected by CVE-2020-14675.
How severe is CVE-2020-14675?
CVE-2020-14675 has a severity rating of 7.5 (High).
How can I exploit CVE-2020-14675?
Exploiting CVE-2020-14675 is difficult and requires a high privileged attacker with logon to the infrastructure.
Where can I find more information about CVE-2020-14675?
You can find more information about CVE-2020-14675 at the following references: [1] [2] [3]