Auth bypass in Azul Zulu

CVE-2022-21618

Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JGSS). Supported versions that are affected are Oracle Java SE: 17.0.4.1, 19; Oracle GraalVM Enterprise Edition: 21.3.3 and 22.2.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via Kerberos 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 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).

Vulnerability class: Broken Authentication

EPSS: 0.022 (81.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-21618?
CVE-2022-21618 is a medium-severity vulnerability in Azul Zulu, classified under Improper Authentication. CVSS score: 5.3/10. Published 2022-10-18.
How severe is CVE-2022-21618?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2022-21618 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.