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zdiReno Robert of Trend Micro Zero Day InitiativeZDI-20-887
HistoryJul 20, 2020 - 12:00 a.m.

Oracle VirtualBox virtio-net Uninitialized Memory Information Disclosure Vulnerability

2020-07-2000:00:00
Reno Robert of Trend Micro Zero Day Initiative
www.zerodayinitiative.com
20

0.0004 Low

EPSS

Percentile

15.9%

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 virtio-net component. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the hypervisor.