CVE-2023-21937: Low severity Oracle GraalVM vulnerability
A flaw was found in various components of OpenJDK in the way strings containing NULL characters were used. A specially-crafted input could lead a Java application to truncate strings incorrectly and misbehave, possibly impacting the integrity of the application.
Other sources
Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Networking). Supported versions that are affected are Oracle Java SE: 8u361, 8u361-perf, 11.0.18, 17.0.6, 20; Oracle GraalVM Enterprise Edition: 20.3.9, 21.3.5 and 22.3.1. 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).
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-21937?
The severity of CVE-2023-21937 is low, with a severity value of 3.7.
Which versions of Oracle Java SE and Oracle GraalVM Enterprise Edition are affected by CVE-2023-21937?
Oracle Java SE versions 8u361, 11.0.18, 17.0.6, and 20, as well as Oracle GraalVM Enterprise Edition versions 20.3.9, 21.3.5, and 22.3.1 are affected by CVE-2023-21937.
What component of Oracle Java SE is affected by CVE-2023-21937?
The Networking component of Oracle Java SE is affected by CVE-2023-21937.
How can I fix CVE-2023-21937?
To fix CVE-2023-21937, it is recommended to update to the latest available versions of Oracle Java SE or Oracle GraalVM Enterprise Edition.
Are there any references related to CVE-2023-21937?
Yes, you can find more information about CVE-2023-21937 in the following references: [Link 1](https://github.com/openjdk/jdk8u/commit/a02c2bfb23dec01c987af1859654f0e4b44d70c6), [Link 2](https://github.com/openjdk/jdk8u/commit/2a54b080ed565c1d1ddadad27d2e4b77058ef2c7), [Link 3](https://github.com/openjdk/jdk8u/commit/17ba2dfb47f22a6a89609c94be50cabc6df5c8c9).