CVE-2022-21496 Other in Java SE JDK and JRE

Medium 5.3 Published 19 Apr 2022 Updated 24 Sep 2024

An unauthenticated attacker can modify data in Java SE and GraalVM via JNDI, affecting applications running untrusted code or using specific APIs.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2022-21496?

CVE-2022-21496 is a medium-severity vulnerability in Debian Debian Linux, published on 19 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JNDI). Supported versions that are affected are Oracle Java SE: 7u331, 8u321, 11.0.14, 17.0.2, 18; Oracle GraalVM Enterprise Edition: 20.3.5, 21.3.1 and 22.0.0.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM Enterprise Edition accessible data. 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 can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.1 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).

Which versions are affected by CVE-2022-21496?

It affects 16 products.

Products include Azul Zulu, Debian Debian Linux, Netapp Active Iq Unified Manager, Netapp Bootstrap Os, Netapp Cloud Insights Acquisition Unit, Netapp Cloud Secure Agent and 10 more.

How do I fix CVE-2022-21496?

Apply the vendor's patch.

Is CVE-2022-21496 being exploited?

There is no known exploitation of CVE-2022-21496 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as CLEANSTART-2026-TP72880, CLEANSTART-2026-XX68441, DEBIAN-CVE-2022-21496, GHSA-ph68-gfg8-7cjx, UBUNTU-CVE-2022-21496.