CVE-2021-2296: Oracle VirtualBox LsiLogicSCSI Race Condition Information Disclosure Vulnerability
First published: Thu Apr 22 2021(Updated: )
This vulnerability allows local attackers to disclose sensitive information 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 implementation of the LsiLogic virtual device. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in the context of the hypervisor.
Credit: secalert_us@oracle.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Oracle VirtualBox | ||
| Oracle VM VirtualBox | <6.1.20 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this Oracle VirtualBox vulnerability?
The vulnerability ID for this Oracle VirtualBox vulnerability is CVE-2021-2296.
What is the title of this vulnerability?
The title of this vulnerability is 'Oracle VirtualBox LsiLogicSCSI Race Condition Information Disclosure Vulnerability'.
Which component of Oracle Virtualization is affected by this vulnerability?
This vulnerability affects the 'Core' component of Oracle Virtualization.
What is the severity rating of this vulnerability?
This vulnerability has a severity rating of 5.3 (medium).
Which version of Oracle VM VirtualBox is affected by this vulnerability?
This vulnerability affects versions prior to 6.1.20 of Oracle VM VirtualBox.
How can this vulnerability be exploited?
This vulnerability can be difficult to exploit and requires a high privileged attacker with logon access to the infrastructure where Oracle VM VirtualBox executes to compromise.
What is the recommended solution for this vulnerability?
To mitigate this vulnerability, users are advised to update to version 6.1.20 or later of Oracle VM VirtualBox.
What are some references for this vulnerability?
References for this vulnerability include: [1] https://security.gentoo.org/glsa/202208-36, [2] https://www.oracle.com/security-alerts/cpuapr2021.html, [3] https://www.zerodayinitiative.com/advisories/ZDI-21-459/
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