CVE-2022-21624 Deserialization in Java SE JDK and JRE
An unauthenticated attacker can modify data in Oracle Java SE via JNDI, affecting Java deployments running untrusted code.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-21624?
CVE-2022-21624 is a low-severity unsafe deserialization vulnerability in Fedoraproject Fedora, published on 18 Oct 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: 8u341, 8u345-perf, 11.0.16.1, 17.0.4.1, 19; Oracle GraalVM Enterprise Edition: 20.3.7, 21.3.3 and 22.2.0. Difficult to exploit 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 3.7 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N).
Weakness: CWE-502
Which versions are affected by CVE-2022-21624?
3 open source packages ship an affected version, including java, java-min and jre. It affects 15 products.
| Package | Affected | Fixed in |
|---|---|---|
java Bitnami | All versions | 1.8.0, 8.0.351, 11.0.17, 17.0.5, 19.0.1 |
java-min Bitnami | All versions | 1.8.0, 8.0.351, 11.0.17, 17.0.5, 19.0.1 |
jre Bitnami | All versions | 1.8.0, 8.0.351, 11.0.17, 17.0.5, 19.0.1 |
Products include Azul Zulu, Fedoraproject Fedora, Netapp 7-Mode Transition Tool, Netapp Cloud Insights Acquisition Unit, Netapp Cloud Secure Agent, Netapp E-Series Santricity Os Controller and 9 more.
How do I fix CVE-2022-21624?
Upgrade java to a fixed version for your release line: 1.8.0, 8.0.351, 11.0.17 or 17.0.5.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2022-21624 being exploited?
There is no known exploitation of CVE-2022-21624 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as BIT-java-2022-21624, BIT-java-min-2022-21624, BIT-jre-2022-21624, CLEANSTART-2026-AV07570, CLEANSTART-2026-QT48309, DEBIAN-CVE-2022-21624 and 11 more.