CVE-2008-3431 is a vulnerability in Oracle Virtualbox
Published on August 5, 2008
The VBoxDrvNtDeviceControl function in VBoxDrv.sys in Sun xVM VirtualBox before 1.6.4 uses the METHOD_NEITHER communication method for IOCTLs and does not properly validate a buffer associated with the Irp object, which allows local users to gain privileges by opening the \\.\VBoxDrv device and calling DeviceIoControl to send a crafted kernel address.
Known Exploited Vulnerability
This Oracle VirtualBox Insufficient Input Validation Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. An input validation vulnerability exists in the VBoxDrv.sys driver of Sun xVM VirtualBox which allows attackers to locally execute arbitrary code.
The following remediation steps are recommended / required by March 24, 2022: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2008-3431 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.
Products Associated with CVE-2008-3431
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Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.