CVE & CISA-KEV Catalog

CVE-2016-3427

CRITICALCISA KEVEPSS 100th pctl

9.8

CVSS v3

Description

Unspecified vulnerability in Oracle Java SE 6u113, 7u99, and 8u77; Java SE Embedded 8u77; and JRockit R28.3.9 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to JMX.

CWE-284Improper Access Control

How to fix

Remediation Available

openjdk-8Debian

Fixed in:8u91-b14-1CVE-2016-3427

icedtea-7-jre-jamvmUbuntu

Fixed in:7u101-2.6.6-0ubuntu0.14.04.1USN-2964-1

openjdk-7Ubuntu

Fixed in:7u101-2.6.6-0ubuntu0.14.04.1USN-2964-1

openjdk-7-jdkUbuntu

Fixed in:7u101-2.6.6-0ubuntu0.14.04.1USN-2964-1

openjdk-7-jreUbuntu

Fixed in:7u101-2.6.6-0ubuntu0.14.04.1USN-2964-1

openjdk-7-jre-headlessUbuntu

Fixed in:7u101-2.6.6-0ubuntu0.14.04.1USN-2964-1

openjdk-7-jre-libUbuntu

Fixed in:7u101-2.6.6-0ubuntu0.14.04.1USN-2964-1

openjdk-7-jre-zeroUbuntu

Fixed in:7u101-2.6.6-0ubuntu0.14.04.1USN-2964-1

openjdk-7-sourceUbuntu

Fixed in:7u101-2.6.6-0ubuntu0.14.04.1USN-2964-1

openjdk-8Ubuntu

Fixed in:8u91-b14-0ubuntu4~16.04.1USN-2963-1

openjdk-8-jdkUbuntu

Fixed in:8u91-b14-0ubuntu4~16.04.1USN-2963-1

openjdk-8-jdk-headlessUbuntu

Fixed in:8u91-b14-0ubuntu4~16.04.1USN-2963-1

openjdk-8-jreUbuntu

Fixed in:8u91-b14-0ubuntu4~16.04.1USN-2963-1

openjdk-8-jre-headlessUbuntu

Fixed in:8u91-b14-0ubuntu4~16.04.1USN-2963-1

openjdk-8-jre-jamvmUbuntu

Fixed in:8u91-b14-0ubuntu4~16.04.1USN-2963-1

openjdk-8-jre-zeroUbuntu

Fixed in:8u91-b14-0ubuntu4~16.04.1USN-2963-1

openjdk-8-sourceUbuntu

Fixed in:8u91-b14-0ubuntu4~16.04.1USN-2963-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

92.33%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Oracle Java SE and JRockit Unspecified Vulnerability

Oracle Java SE and JRockit contains an unspecified vulnerability that allows remote attackers to affect confidentiality, integrity, and availability via vectors related to Java Management Extensions (JMX). This vulnerability can be exploited through sandboxed Java Web Start applications and sandboxed Java applets. It can also be exploited by supplying data to APIs in the specified component without using sandboxed Java Web Start applications or sandboxed Java applets, such as through a web service.

Apply updates per vendor instructions.

Remediation due: 2023-06-02

References

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

Common questions

How do I fix CVE-2016-3427?

Published advisories record a fix for 17 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2016-3427 being actively exploited?

Yes. CVE-2016-3427 is listed in the CISA Known Exploited Vulnerabilities catalog, which means exploitation has been observed in the wild. US federal agencies were required to remediate it by 2023-06-02. Treat it as a priority whatever its CVSS score says.

How severe is CVE-2016-3427?

CVE-2016-3427 has a CVSS v3 base score of 9.8, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2016-3427 affect?

Published advisories record a fix for openjdk-8 (Debian), icedtea-7-jre-jamvm (Ubuntu), openjdk-7 (Ubuntu), openjdk-7-jdk (Ubuntu), and 13 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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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 2026-04-22.