Vulnerability · Published Jan 17, 2023 · Assigned by oracle

CVE-2023-21898

Medium 5.5

In plain English

A medium-severity security flaw in VM VirtualBox from Oracle Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).

Severity (CVSS 3.1)5.5Medium

Exploit odds (30 days)0.3%top 72.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are Prior to 6.1.42 and prior to 7.0.6. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox. Note: Applies to VirtualBox VMs running Windows 7 and later. CVSS 3.1 Base Score 5.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Ubuntu:22.04:LTS	virtualbox	no fix listed	UBUNTU-CVE-2023-21898
Ubuntu:24.04:LTS	virtualbox	no fix listed	UBUNTU-CVE-2023-21898
Ubuntu:25.10	virtualbox	no fix listed	UBUNTU-CVE-2023-21898
Ubuntu:26.04:LTS	virtualbox	no fix listed	UBUNTU-CVE-2023-21898
Ubuntu:26.10	virtualbox	no fix listed	UBUNTU-CVE-2023-21898

Affected products (as reported)

Vendor	Product	Versions
Oracle Corporation	VM VirtualBox	* – before 6.1.42* – before 7.0.6

References

Oracle Advisory vendor-advisory
https://security.gentoo.org/glsa/202310-07