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CVE-2023-21835 Oracle Java SE

Affected softwareOracle Java SE
Affected versionsOracle Java SE: 11.0.17, 17.0.5, 19.0.1; Oracle GraalVM Enterprise Edition: 20.3.8, 21.3.4, 22.3.0
Severity5.3 Medium CVSS 3.1
Fixed inOracle Critical Patch Update January 2023
Published18 Jan 2023
Updated17 Jun 2026

Description

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: 11.0.17, 17.0.5, 19.0.1; Oracle GraalVM Enterprise Edition: 20.3.8, 21.3.4 and 22.3.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via DTLS to compromise Oracle Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial 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 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 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).

Exploitation status

No public exploit

No exploit has been reported in the sources we check. Published 3 years ago.

  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment exploitation: none
  • Indexed PoC none indexed
  • EPSS 1.9% chance in 30 days

Waratek protection

Outside Waratek scope

A Java vulnerability, but not one Waratek protects. It affects only Java on a user's desktop (applets, Web Start, JavaFX, the installer), sits in a product the Waratek agent can't be installed into, or is in a package we don't expect in business applications. The decision below says which.

  • Protection none
  • Action not pursued none
  • Review human Researcher
  • Record active
Decided by Manual classification of this CVE in the legacy dataset
Finding A manual classification set this CVE's status to Outside Waratek scope, but the CVE names a tracked product.

Affected software and releases

Oracle advisories

AdvisoryTypeQuarterProducts Oracle names in its risk matrix
Oracle Critical Patch Update July 2023 ↗ CPU 2023-Q3 Oracle Communications Applications / Core (Oracle Java SE) (5.5.0-5.5.17, 6.0.0-6.0.2)
Oracle Critical Patch Update January 2023 ↗ CPU 2023-Q1 Oracle Java SE / JSSE (Oracle Java SE: 11.0.17, 17.0.5, 19.0.1; Oracle GraalVM Enterprise Edition: 20.3.8, 21.3.4, 22.3.0)
Oracle's 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.

Oracle components and versions

FamilyComponentVersions, as Oracle lists themRead as
Oracle Communications Applications Core (Oracle Java SE) 5.5.0-5.5.17, 6.0.0-6.0.2
Oracle Java SE JSSE Oracle Java SE: 11.0.17, 17.0.5, 19.0.1; Oracle GraalVM Enterprise Edition: 20.3.8, 21.3.4, 22.3.0 11.0.17.0 · 17.0.5.0 · 19.0.1.0 · 20.3.8.0 · 21.3.4.0 · 22.3.0.0

Products and versions

4 products, 14 version entries
SourceVendorProductSchemeAffected versions
nvd azul zulu generic 11.60 · 13.52 · 15.44 · 17.38 · 19.30
nvd oracle graalvm javase 20.3.8 · 21.3.4 · 22.3.0
nvd oracle jdk javase 11.0.17 · 17.0.5 · 19.0.1
nvd oracle jre javase 11.0.17 · 17.0.5 · 19.0.1

References

URLTags
https://access.redhat.com/errata/RHSA-2023:0190 ADVISORY, RHSA-2023:0190
https://access.redhat.com/security/cve/CVE-2023-21835 REPORT, RHSA-2023:0190
https://access.redhat.com/errata/RHSA-2023:0191 ADVISORY, RHSA-2023:0191
https://access.redhat.com/errata/RHSA-2023:0192 ADVISORY, RHSA-2023:0192
https://access.redhat.com/errata/RHSA-2023:0193 ADVISORY, RHSA-2023:0193
https://access.redhat.com/errata/RHSA-2023:0194 ADVISORY, RHSA-2023:0194
https://access.redhat.com/errata/RHSA-2023:0195 ADVISORY, RHSA-2023:0195
https://access.redhat.com/errata/RHSA-2023:0196 ADVISORY, RHSA-2023:0196
https://access.redhat.com/errata/RHSA-2023:0197 ADVISORY, RHSA-2023:0197
https://access.redhat.com/errata/RHSA-2023:0198 ADVISORY, RHSA-2023:0198

Timeline

Published2023-01-18By the CVE Program.
NVD record modified2026-06-17NVD's own last-modified date for this record.