CVE-2015-4856 — Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox before 4.0.30, 4.1.38, 4.2.30, 4.3.26, and 5.0.0 allows local users to affect availability via unknown vectors related to Core

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MEDIUM

Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox before 4.0.30, 4.1.38, 4.2.30, 4.3.26, and 5.0.0 allows local users to affect availability via unknown vectors related to Core

Published Oct 21, 2015

4.9

MEDIUM

CVSS 2.0

EPSS 0.40%

Description

Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox before 4.0.30, 4.1.38, 4.2.30, 4.3.26, and 5.0.0 allows local users to affect availability via unknown vectors related to Core.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.40% 0.00395

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00395

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.40% (0.00395)	31.31th	v5 (v2026.06.15)
Jun 15, 2026	0.40% (0.00395)	31.09th	v5 (v2026.06.15)
Mar 17, 2025	0.17% (0.00166)	35.27th	v4 (v2025.03.14)
Dec 12, 2024	0.06% (0.00060)	27.39th	v3 (v2023.03.01)
May 18, 2024	0.06% (0.00060)	24.99th	v3 (v2023.03.01)
Feb 24, 2024	0.06% (0.00060)	22.99th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00043)	7.76th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Sep 10, 2022	0.89% (0.00885)	26.24th	v2 (v2022.01.01)
Apr 1, 2022	0.89% (0.00885)	24.24th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (2)

http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
x_refsource_CONFIRMPatchVendor Advisory
http://www.securitytracker.com/id/1033880
vdb-entryx_refsource_SECTRACK

Link	Providers	Tags
http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html		x_refsource_CONFIRMPatchVendor Advisory
http://www.securitytracker.com/id/1033880		vdb-entryx_refsource_SECTRACK

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner oracle

Published Oct 21, 2015

Updated Aug 6, 2024

Reserved Jun 24, 2015

Link CVE-2015-4856

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-4856

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-4856