Oracle Java SE CVE-2019-2684 Remote Security Vulnerability

The exploit of the day today is a affecting the Java programming language sub module RMI. This vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded.

CVE: CVE-2019-2684

Patch

This affect the linux and redhat package “openjdk-8” and is solved by using your local package manager to upgrade your openjdk-8 package.

Description from the vendor as:

Vulnerability in the Java SE, Java SE Embedded component of Oracle Java SE (subcomponent: RMI). Supported versions that are affected are Java SE: 7u211, 8u202, 11.0.2 and 12; Java SE Embedded: 8u201. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java SE, Java SE Embedded accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets (in Java SE 8), that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.0 Base Score 5.9 (Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).

External links:

CVE-2019-2684

Firo

Oracle Critical Patch Update Advisory - April 2019

Bugtraq

Debian Security Advisory Ubuntu

opensuse

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