CVE-2019-2684 Other in Java
An unauthenticated attacker can modify or delete critical data in Java SE via RMI, requiring patching of the Java runtime environment.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-2684?
CVE-2019-2684 is a medium-severity vulnerability in Apache Tomcat, published on 23 Apr 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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).
Which versions are affected by CVE-2019-2684?
It affects 17 products.
Products include Apache Cassandra, Apache Tomcat, Canonical Ubuntu Linux, Debian Debian Linux, Hp Xp7 Command View, Opensuse Leap and 11 more.
How do I fix CVE-2019-2684?
Apply the vendor's patch.
Is CVE-2019-2684 being exploited?
There is no known exploitation of CVE-2019-2684 in the wild and no public exploit code.
Other vulnerabilities in Apache Tomcat
- CVE-2016-3427 Oracle Java SE and JRockit Unspecified
- CVE-2018-8016 Missing Authentication for Critical Function in Apache Cassandra
- CVE-2021-44521 Remote code execution for scripted UDFs
- CVE-2026-27314 Apache Cassandra: Privilege escalation via ADD IDENTITY authorization bypass
- CVE-2025-26467 Apache Cassandra: User with MODIFY permission on ALL KEYSPACES can escalate privileges to superuser via unsafe actions (4.0.16 only)
Sources
Also known as CLEANSTART-2026-SY32555, DEBIAN-CVE-2019-2684, GHSA-x59f-cpgf-vmmv, MINI-79vf-r295-v2pj, MINI-9rq3-35mp-xmhm, MINI-pwfr-5q2h-45vh and 1 more.