CVE-2018-2795: Medium severity Oracle JDK vulnerability

Published Apr 13, 2018
·
Updated

It was discovered that deserialization of multiple classes in the Security component of OpenJDK did not properly ensure consistency of the instances created form the serialized form. A specially-crafted input could cause a Java application to use an excessive amount of memory when deserialized.

Other sources

Vulnerability in the Java SE, Java SE Embedded, JRockit component of Oracle Java SE (subcomponent: Security). Supported versions that are affected are Java SE: 6u181, 7u171, 8u162 and 10; Java SE Embedded: 8u161; JRockit: R28.3.17. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded, JRockit. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE, Java SE Embedded, JRockit. Note: Applies to client and server deployment of Java. 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. CVSS 3.0 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).

Launchpad

Affected Software

32 affected componentsFixes available
Oracle JDK=1.6.0-update181
Oracle JDK=1.7.0-update171
Oracle JDK=1.8.0-update162
Oracle JDK=10
Oracle JRE=1.6.0-update181
Oracle JRE=1.7.0-update171
Oracle JRE=1.8.0-update162
Oracle JRE=10
Oracle Jrockit=r28.3.17
redhat Satellite=5.6
redhat Satellite=5.7
redhat Satellite=5.8
redhat Enterprise Linux Desktop=6.0
redhat Enterprise Linux Desktop=7.0
redhat Enterprise Linux Server=6.0
redhat Enterprise Linux Server=7.0
redhat Enterprise Linux Server Aus=7.6
redhat Enterprise Linux Server Eus=7.5
redhat Enterprise Linux Server Eus=7.6
redhat Enterprise Linux Server Tus=7.6
redhat Enterprise Linux Workstation=6.0
redhat Enterprise Linux Workstation=7.0
Debian Debian Linux=8.0
Debian Debian Linux=9.0
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=17.10
HP XP7 Command View
Schneider-electric Struxureware Data Center Expert<7.6.0
Oracle JDK=1.10.0
Oracle JRE=1.10.0
debian/openjdk-8
8u482-ga-1

Event History

Apr 13, 2018
Data Sourced
via Red Hat·08:42 PM
DescriptionSeverityAffected Software
Apr 19, 2018
CVE Published
via MITRE·02:00 AM
Data Sourced
via MITRE·02:00 AM
DescriptionWeakness
Feb 20, 2026
Data Sourced
via Ubuntu·07:36 PM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Launchpad·07:36 PM
Description
Mar 3, 2026
Data Sourced
via Debian·07:44 PM
DescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2018-2795?

The severity of CVE-2018-2795 is medium.

2

What versions of Java SE are affected by CVE-2018-2795?

Java SE versions 6u181, 7u171, 8u162, and 10 are affected by CVE-2018-2795.

3

How can an attacker exploit CVE-2018-2795?

An unauthenticated attacker can easily exploit CVE-2018-2795.

4

What is the remedy for CVE-2018-2795?

The remedy for CVE-2018-2795 is to update to Java SE version 8.

5

Where can I find more information about CVE-2018-2795?

For more information about CVE-2018-2795, you can refer to the Oracle security advisory and other reference links provided.

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