CVE-2023-21930

19

FAUCET Score

CVE-2023-21930 is a high-severity vulnerability affecting Oracle Java SE and Oracle GraalVM Enterprise Edition, specifically within the JSSE component. An unauthenticated attacker with network access via TLS can exploit this vulnerability, which, despite being difficult to exploit, can lead to unauthorized creation, deletion, or modification of critical data, as well as unauthorized access to sensitive information. The CVSS 3.1 Base Score is 7.4, indicating high confidentiality and integrity impacts. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		20.3.9CPE matchmatch criteria	cpe:2.3:a:oracle:graalvm:20.3.9::::enterprise:::
		21.3.5CPE matchmatch criteria	cpe:2.3:a:oracle:graalvm:21.3.5::::enterprise:::
		22.3.1CPE matchmatch criteria	cpe:2.3:a:oracle:graalvm:22.3.1::::enterprise:::
		1.8.0CPE matchmatch criteria	cpe:2.3:a:oracle:jdk:1.8.0:update361::::::
		11.0.18CPE matchmatch criteria	cpe:2.3:a:oracle:jdk:11.0.18:::::::*

CVSS Data

CVSS version used by this source: 3.1

7.4HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

Exploitability Score

2.2

Impact Score

5.2

CvssVersion

3.1

Exploit Intelligence

EPSS Score

1.29%

Probability of exploitation in next 30 days

EPSS Percentile

67.4%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0129 is in the 27th percentile among its peer group of 8,920 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (37)

oraclepatch availablevia nvd_reference

redhatpatch availablevia redhat_api

Product: Red Hat Build of OpenJDK 11.0.19

redhatpatch availablevia redhat_api

Product: Red Hat Build of OpenJDK 17.0.7

redhatpatch availablevia redhat_api

Product: Red Hat Build of OpenJDK 8u362

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7Fixed in: java-11-openjdk-1:11.0.19.0.7-1.el7_9

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7Fixed in: java-1.8.0-openjdk-1:1.8.0.372.b07-1.el7_9

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7 SupplementaryFixed in: java-1.8.0-ibm-1:1.8.0.8.5-1jpp.1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: java-11-openjdk-1:11.0.19.0.7-1.el8_7

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: java-17-openjdk-1:17.0.7.0.7-1.el8_7

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: java-1.8.0-openjdk-1:1.8.0.372.b07-1.el8_7

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: java-1.8.0-ibm-1:1.8.0.8.5-1.el8_8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.1 Update Services for SAP SolutionsFixed in: java-11-openjdk-1:11.0.19.0.7-1.el8_1

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.1 Update Services for SAP SolutionsFixed in: java-1.8.0-openjdk-1:1.8.0.372.b07-1.el8_1

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.2 Advanced Update SupportFixed in: java-11-openjdk-1:11.0.19.0.7-1.el8_2

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.2 Advanced Update SupportFixed in: java-1.8.0-openjdk-1:1.8.0.372.b07-1.el8_2

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.2 Telecommunications Update ServiceFixed in: java-11-openjdk-1:11.0.19.0.7-1.el8_2

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.2 Telecommunications Update ServiceFixed in: java-1.8.0-openjdk-1:1.8.0.372.b07-1.el8_2

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.2 Update Services for SAP SolutionsFixed in: java-11-openjdk-1:11.0.19.0.7-1.el8_2

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.2 Update Services for SAP SolutionsFixed in: java-1.8.0-openjdk-1:1.8.0.372.b07-1.el8_2

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.4 Extended Update SupportFixed in: java-11-openjdk-1:11.0.19.0.7-1.el8_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.4 Extended Update SupportFixed in: java-17-openjdk-1:17.0.7.0.7-1.el8_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.4 Extended Update SupportFixed in: java-1.8.0-openjdk-1:1.8.0.372.b07-1.el8_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.6 Extended Update SupportFixed in: java-17-openjdk-1:17.0.7.0.7-1.el8_6

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.6 Extended Update SupportFixed in: java-11-openjdk-1:11.0.19.0.7-1.el8_6

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.6 Extended Update SupportFixed in: java-1.8.0-openjdk-1:1.8.0.372.b07-1.el8_6

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 9Fixed in: java-17-openjdk-1:17.0.7.0.7-1.el9_1

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 9Fixed in: java-11-openjdk-1:11.0.19.0.7-1.el9_1

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 9Fixed in: java-1.8.0-openjdk-1:1.8.0.372.b07-1.el9_1

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 9.0 Extended Update SupportFixed in: java-11-openjdk-1:11.0.19.0.7-1.el9_0

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 9.0 Extended Update SupportFixed in: java-17-openjdk-1:17.0.7.0.7-1.el9_0

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 9.0 Extended Update SupportFixed in: java-1.8.0-openjdk-1:1.8.0.372.b07-1.el9_0

redhatno patchvia redhat_api

Product: Red Hat build of OpenJDK 11Fixed in: Linux

redhatno patchvia redhat_api

Product: Red Hat build of OpenJDK 11Fixed in: Windows

redhatno patchvia redhat_api

Product: Red Hat build of OpenJDK 17Fixed in: Linux

redhatno patchvia redhat_api

Product: Red Hat build of OpenJDK 17Fixed in: Windows

redhatno patchvia redhat_api

Product: Red Hat build of OpenJDK 1.8Fixed in: Linux

redhatno patchvia redhat_api

Product: Red Hat build of OpenJDK 1.8Fixed in: Windows

Vendor Advisories (1)

redhatCVE-2023-21930Important

OpenJDK: improper connection handling during TLS handshake (8294474)

References

lists.debian.org / debian-lts-announce/2023/09/msg00018.html

Mailing ListThird Party Advisory

security.netapp.com / advisory/ntap-20230427-0008

Third Party Advisory

security.netapp.com / advisory/ntap-20240621-0006

couchbase.com / alerts

Third Party Advisory

debian.org / security/2023/dsa-5430

Third Party Advisory

debian.org / security/2023/dsa-5478

Third Party Advisory

oracle.com / security-alerts/cpuapr2023.html

PatchVendor Advisory