Is CVE-2023-21988 in the CISA KEV catalog?

No. CVE-2023-21988 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-21988?

CVE-2023-21988 has a CVSS v3 base score of 3.8 (LOW).

What is the EPSS score for CVE-2023-21988?

CVE-2023-21988 has an EPSS score of 0.32% (23th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-21988?

Upgrade virtualbox on debian unstable to 7.0.8-dfsg-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2023-21988

LOW

3.8

CVSS v3

NVD

Description

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are Prior to 6.1.44 and Prior to 7.0.8. Easily exploitable vulnerability allows low 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 (scope change). Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle VM VirtualBox accessible data. CVSS 3.1 Base Score 3.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N).

How to fix

Remediation Available

virtualboxDebian

Fixed in:7.0.8-dfsg-1CVE-2023-21988

Oracle VirtualBoxWindows application

Affected:6.1.44Fixed in:6.1.44Oracle and/or its affiliates

Affected:7.0.0 7.0.8Fixed in:7.0.8Oracle and/or its affiliates

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

Exploit Intelligence

0.32%probability of exploitation in 30 days

23rdpercentile

Low risk: more likely to be exploited than 23% of all known CVEs.

References

Vendor Advisory1

oracle.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.