CVE-2023-21967

Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE). 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 HTTPS to compromise Oracle Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Java SE, Oracle GraalVM Enterprise Edition. 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 5.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).

• https://lists.debian.org/debian-lts-announce/2023/09/msg00018.htmlMailing List, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20230427-0008/Third Party Advisory
• https://security.netapp.com/advisory/ntap-20240621-0006/
• https://www.couchbase.com/alerts/Third Party Advisory
• https://www.debian.org/security/2023/dsa-5430Third Party Advisory
• https://www.debian.org/security/2023/dsa-5478Third Party Advisory
• https://www.oracle.com/security-alerts/cpuapr2023.htmlVendor Advisory
• https://lists.debian.org/debian-lts-announce/2023/09/msg00018.htmlMailing List, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20230427-0008/Third Party Advisory
• https://security.netapp.com/advisory/ntap-20240621-0006/
• https://www.couchbase.com/alerts/Third Party Advisory
• https://www.debian.org/security/2023/dsa-5430Third Party Advisory
• https://www.debian.org/security/2023/dsa-5478Third Party Advisory
• https://www.oracle.com/security-alerts/cpuapr2023.htmlVendor Advisory

Published

Apr 18, 2023

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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