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CVE-2018-2783

Publication date 18 April 2018

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.4 · High

Score breakdown

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, 7u161 and 8u152; Java SE Embedded: 8u152; JRockit: R28.3.17. 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: 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 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

David Benjamin discovered a vulnerability in the Security component of OpenJDK related to data integrity and confidentiality. A remote attacker could possibly use this to expose sensitive information.

Read the notes from the security team

Status

Package Ubuntu Release Status
openjdk-6 19.04 disco Not in release
18.10 cosmic Not in release
18.04 LTS bionic Not in release
17.10 artful Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
openjdk-7 19.04 disco Not in release
18.10 cosmic Not in release
18.04 LTS bionic Not in release
17.10 artful Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty
Fixed 7u171-2.6.13-0ubuntu0.14.04.2
openjdk-8 19.04 disco
Not affected
18.10 cosmic
Not affected
18.04 LTS bionic
Fixed 8u171-b11-0ubuntu0.18.04.1
17.10 artful
Fixed 8u171-b11-0ubuntu0.17.10.1
16.04 LTS xenial
Fixed 8u171-b11-0ubuntu0.16.04.1
14.04 LTS trusty Not in release

Notes

sbeattie

fixed upstream in 6u191, 7u171, and 8u161

Severity score breakdown

Parameter Value
Base score 7.4 · High
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

References

Related Ubuntu Security Notices (USN)

    • USN-3644-1
    • OpenJDK 8 vulnerabilities
    • 11 May 2018

Other references