Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2018-2637

Published: 17 January 2018

Vulnerability in the Java SE, Java SE Embedded, JRockit component of Oracle Java SE (subcomponent: JMX). Supported versions that are affected are Java SE: 6u171, 7u161, 8u152 and 9.0.1; Java SE Embedded: 8u151; JRockit: R28.3.16. Difficult to exploit 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 creation, deletion or modification access to critical data or all Java SE, Java SE Embedded, JRockit accessible data as well as unauthorized access to critical data or complete access to all Java SE, Java SE Embedded, JRockit accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.0 Base Score 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).

From the Ubuntu Security Team

It was discovered that the Java Management Extensions (JMX) component of OpenJDK did not properly apply deserialization filters in some situations. An attacker could use this to bypass deserialization restrictions.

Priority

Medium

Cvss 3 Severity Score

7.4

Score breakdown

Status

Package Release Status
openjdk-6
Launchpad, Ubuntu, Debian
artful Does not exist

bionic Does not exist

cosmic Does not exist

disco Does not exist

eoan Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist
(trusty was needs-triage)
upstream Needs triage

xenial Does not exist

openjdk-7
Launchpad, Ubuntu, Debian
artful Does not exist

bionic Does not exist

cosmic Does not exist

disco Does not exist

eoan Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty
Released (7u171-2.6.13-0ubuntu0.14.04.2)
upstream
Released (7u171-2.6.13-1)
xenial Does not exist

openjdk-8
Launchpad, Ubuntu, Debian
artful
Released (8u162-b12-0ubuntu0.17.10.2)
bionic Not vulnerable
(8u162-b12-1)
cosmic Not vulnerable
(8u162-b12-1)
disco Not vulnerable
(8u162-b12-1)
eoan Not vulnerable
(8u162-b12-1)
focal Not vulnerable
(8u162-b12-1)
groovy Not vulnerable
(8u162-b12-1)
hirsute Not vulnerable
(8u162-b12-1)
impish Not vulnerable
(8u162-b12-1)
jammy Not vulnerable
(8u162-b12-1)
kinetic Not vulnerable
(8u162-b12-1)
lunar Not vulnerable
(8u162-b12-1)
trusty Does not exist

upstream
Released (8u162-b12-1)
xenial
Released (8u162-b12-0ubuntu0.16.04.2)
Patches:
upstream: http://hg.openjdk.java.net/jdk8u/jdk8u/jdk/rev/853f699a5273
openjdk-9
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Does not exist

cosmic Does not exist

disco Does not exist

eoan Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream
Released (9.0.4+12-1)
xenial Ignored
(no longer supported by upstream)

Severity score breakdown

Parameter Value
Base score 7.4
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact None
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N