CVE-2020-2758 Use after free in VM VirtualBox
A use-after-free flaw in Oracle VM VirtualBox allows a high-privileged local attacker to compromise the virtualization environment and potentially impact other products.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-2758?
CVE-2020-2758 is a high-severity use after free vulnerability in Opensuse Leap, published on 15 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are Prior to 5.2.40, prior to 6.0.20 and prior to 6.1.6. Easily exploitable 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 3.0 Base Score 8.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).
Weakness: CWE-416
Which versions are affected by CVE-2020-2758?
It affects 2 products.
Products include Opensuse Leap, Oracle Vm Virtualbox.
How do I fix CVE-2020-2758?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2020-2758 being exploited?
There is no known exploitation of CVE-2020-2758 in the wild and no public exploit code.
Other vulnerabilities in Opensuse Leap
Sources
Also known as GHSA-7rfx-v3c8-jg8x, UBUNTU-CVE-2020-2758.