Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2024-20919
CVE-2024-20919:
Amazon Corretto JDK vulnerability analysis and mitigation
Overview
CVE-2024-20919 is a vulnerability in Oracle Java SE, Oracle GraalVM for JDK, and Oracle GraalVM Enterprise Edition products, specifically affecting the Hotspot component. The affected versions include 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), and Oracle GraalVM Enterprise Edition (20.3.12, 21.3.8, 22.3.4). The vulnerability was disclosed in January 2024 as part of Oracle's Critical Patch Update (Oracle Advisory).
Technical details
The vulnerability is characterized as a JVM class file verifier flaw that allows unverified bytecode execution (Bug ID: 8314295). It has been assigned a CVSS 3.1 Base Score of 5.9 (Medium severity) with the following vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N. This indicates that while the vulnerability is network-accessible, it requires high attack complexity to exploit, needs no privileges, and requires no user interaction (NVD).
Impact
Successful exploitation of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Java SE, Oracle GraalVM for JDK, and Oracle GraalVM Enterprise Edition accessible data. The vulnerability specifically impacts the integrity of the system while not affecting confidentiality or availability (Oracle Advisory).
Mitigation and workarounds
Oracle has released security patches to address this vulnerability as part of its January 2024 Critical Patch Update. Users are strongly advised to apply these security patches without delay. The fixes are available for all affected versions of Oracle Java SE, Oracle GraalVM for JDK, and Oracle GraalVM Enterprise Edition (Oracle Advisory).
Additional resources
Source: This report was generated using AI
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