CVE-2018-2657

Publication date 18 January 2018

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.3 · Medium

Score breakdown

Description

Vulnerability in the Java SE, JRockit component of Oracle Java SE (subcomponent: Serialization). Supported versions that are affected are Java SE: 6u171 and 7u161; JRockit: R28.3.16. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, JRockit. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE, JRockit. 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 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).

Read the notes from the security team

Status

Package Ubuntu Release Status
openjdk-8 17.10 artful
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
openjdk-9 17.10 artful
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
openjdk-6 17.10 artful Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
openjdk-7 17.10 artful Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

Notes

sbeattie

oracle only

Severity score breakdown

Parameter Value
Base score 5.3 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact Low
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References

Other references