CVE-2020-14649: Oracle VirtualBox LsiLogicSCSI Time-Of-Check Time-Of-Use Privilege Escalation Vulnerability
First published: Wed Jul 15 2020(Updated: )
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 lsilogicR3ProcessMessageRequest function. 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.
Credit: secalert_us@oracle.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Oracle VirtualBox | ||
| Oracle VM VirtualBox | <5.2.44 | |
| Oracle VM VirtualBox | >=6.0.0<6.0.24 | |
| Oracle VM VirtualBox | >=6.1.0<6.1.12 | |
| openSUSE | =15.1 | |
| openSUSE | =15.2 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00068.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00079.html
- https://security.gentoo.org/glsa/202101-09
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://www.zerodayinitiative.com/advisories/ZDI-20-891/
Frequently Asked Questions
What is CVE-2020-14649?
CVE-2020-14649 is a vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization that allows a high privileged attacker to escalate privileges.
Which versions of Oracle VirtualBox are affected by CVE-2020-14649?
CVE-2020-14649 affects versions of Oracle VirtualBox prior to 5.2.44, prior to 6.0.24, and prior to 6.1.12.
What is the severity of CVE-2020-14649?
The severity of CVE-2020-14649 is high with a CVSS score of 7.5.
How can an attacker exploit CVE-2020-14649?
CVE-2020-14649 is a difficult to exploit vulnerability that requires the attacker to have high privileges and access to the infrastructure where Oracle VirtualBox is installed.
Where can I find more information about CVE-2020-14649?
You can find more information about CVE-2020-14649 in the Oracle Security Alerts, Zero Day Initiative advisories, and openSUSE Security Announce.
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