CVE-2021-2302

Name: CVE-2021-2302
Creator: NVD / NIST
Published: 2021-04-22T22:15:17.2+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 5.67%

Last modified Jun 17, 2026

CVE-2021-2302 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Vulnerability in the Oracle Platform Security for Java product of Oracle Fusion Middleware (component: OPSS). Supported versions that are affected are 11.1.1.9.0, 12.2.1.3.0 and 12.2.1.4.0. EPSS estimates a 5.67% chance of exploitation in the next 30 days.

Description

Vulnerability in the Oracle Platform Security for Java product of Oracle Fusion Middleware (component: OPSS). Supported versions that are affected are 11.1.1.9.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Platform Security for Java. Successful attacks of this vulnerability can result in takeover of Oracle Platform Security for Java. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

5.67%

92.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Platform Security For Java	11.1.1.9.0
Oracle	Platform Security For Java	12.2.1.3.0
Oracle	Platform Security For Java	12.2.1.4.0

References

https://www.oracle.com/security-alerts/cpuapr2021.htmlPatch, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-460/Third Party Advisory, VDB Entry
https://www.oracle.com/security-alerts/cpuapr2021.htmlPatch, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-460/Third Party Advisory, VDB Entry

Timeline

Published: Apr 22, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-2302?

How severe is CVE-2021-2302?

CVE-2021-2302 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 5.67% probability of exploitation in the next 30 days.

How do I fix CVE-2021-2302?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-2302?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST