CVE-2021-2064

Name: CVE-2021-2064
Creator: NVD / NIST
Published: 2021-01-20T15:15:49.643+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 3.73%

Last modified Jun 17, 2026

CVE-2021-2064 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core Components). The supported version that is affected is 12.1.3.0.0. EPSS estimates a 3.73% chance of exploitation in the next 30 days.

Description

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core Components). The supported version that is affected is 12.1.3.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via IIOP, T3 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. 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

3.73%

88.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Weblogic Server	12.1.3.0.0

References

https://www.oracle.com/security-alerts/cpujan2021.htmlVendor Advisory
https://www.oracle.com/security-alerts/cpujan2021.htmlVendor Advisory

Timeline

Published: Jan 20, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-2064?

How severe is CVE-2021-2064?

CVE-2021-2064 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.73% probability of exploitation in the next 30 days.

How do I fix CVE-2021-2064?

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-2021-2064?

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

Scan your code now

Source: NVD / NIST