Is CVE-2021-2279 in the CISA KEV catalog?

No. CVE-2021-2279 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-2279?

CVE-2021-2279 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2021-2279?

CVE-2021-2279 has an EPSS score of 3.31% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-2279?

Upgrade virtualbox on debian unstable to 6.1.20-dfsg-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-2279

HIGHEPSS 87th pctl

8.1

CVSS v3

NVD

Description

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.20. Difficult to exploit vulnerability allows unauthenticated attacker with network access via RDP to compromise Oracle VM VirtualBox. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

How to fix

Remediation Available

virtualboxDebian

Fixed in:6.1.20-dfsg-1CVE-2021-2279

Oracle VirtualBoxWindows application

Affected:6.1.20Fixed in:6.1.20Oracle 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 VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

3.31%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Patch1

oracle.com

Third-Party Advisory2

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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.