CVE-2024-20952

Severity: high (CVSS 7.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-01-16 · updated 2026-06-17
Weakness: CWE-284

Description

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security). Supported versions that are affected are Oracle Java SE: 8u391, 8u391-perf, 11.0.21, 17.0.9, 21.0.1; Oracle GraalVM for JDK: 17.0.9, 21.0.1; Oracle GraalVM Enterprise Edition: 20.3.12, 21.3.8 and 22.3.4. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data as well as unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, 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 does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).

Affected products

Debian Linux: 10.0
NetApp Cloud Insights Acquisition Unit: all versions
NetApp Cloud Insights Storage Workload Security Agent: all versions
OnCommand Insight: all versions
Oracle Corporation GraalVM Enterprise Edition: 20.3.12, 21.3.8, 22.3.4
Oracle Corporation Oracle GraalVM for JDK: 17.0.9, 21.0.1
Oracle Java SE: 1.8.0-update391, 11.0.21, 17.0.9, 21.0.1
Oracle Java SE: 1.8.0-update391, 11.0.21, 17.0.9, 21.0.1
containers/openjdk: from 11 before 11.0.24; from 17 before 17.0.10; from 21 before 21.0.2; 8, 8-milestone1, 8-milestone2, 8-milestone3, 8-milestone4, 8-milestone5 (+71) — fixed in 11.0.24, 17.0.10, 21.0.2

How to fix

Upgrade to a fixed version: containers/openjdk 11.0.24, 17.0.10, 21.0.2. Check the vendor advisory for mitigations.

References

Get alerted when CVE-2024-20952 or the next vulnerability affects your stack