CVE-2018-2677: Medium severity Oracle JDK vulnerability
It was discovered that the implementation of the Path2D and CSS classes in the AWT component of OpenJDK did not limit the amount of memory allocated when creating object instance from a 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 component of Oracle Java SE (subcomponent: AWT). Supported versions that are affected are Java SE: 6u171, 7u161, 8u152 and 9.0.1; Java SE Embedded: 8u151. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded. Successful attacks require human interaction from a person other than the attacker. 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. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.0 Base Score 4.3 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L).
— Launchpad
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the vulnerability ID for this Java SE vulnerability?
The vulnerability ID for this Java SE vulnerability is CVE-2018-2677.
What is the severity level of CVE-2018-2677?
The severity level of CVE-2018-2677 is medium.
Which versions of Java SE are affected by CVE-2018-2677?
Java SE: 6u171, 7u161, 8u152, and 9.0.1, as well as Java SE Embedded: 8u151 are affected by CVE-2018-2677.
How can an attacker exploit CVE-2018-2677?
CVE-2018-2677 can be exploited by an unauthenticated attacker with network access.
Where can I find more information about CVE-2018-2677?
You can find more information about CVE-2018-2677 in the Oracle Security Advisory and SecurityFocus.