What is CVE-2020-2551?

CVE-2020-2551 is a critical vulnerability in Oracle WebLogic Server, part of Oracle Fusion Middleware. With a severity score of 9.8, this easily exploitable vulnerability allows unauthenticated attackers with network access to compromise the server, potentially resulting in a takeover. Systems running Oracle WebLogic Server versions 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, and 12.2.1.4.0 are at risk. Organizations must address this vulnerability to protect their systems and data.

Who is impacted by CVE-2020-2551?

CVE-2020-2551 affects users of Oracle WebLogic Server versions 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, and 12.2.1.4.0. This vulnerability allows unauthenticated attackers with network access to potentially compromise and take over the server. With a severity score of 9.8, it is crucial for organizations using these versions to address this issue to protect their systems and data.

What to do if CVE-2020-2551 affected you

If you're affected by the CVE-2020-2551 vulnerability, it's crucial to take action to protect your systems. First, review the Oracle Critical Patch Update Advisory and identify if your Oracle products are affected. Then, follow the links provided in the advisory to access patch availability documents for detailed installation instructions. Apply the recommended patches as soon as possible to mitigate the vulnerability. For additional guidance, consult the CISA Known Exploited Vulnerabilities Catalog.

Is this in CISA’s Known Exploited Vulnerabilities Catalog?

The CVE-2020-2551 vulnerability is indeed listed in CISA's Known Exploited Vulnerabilities Catalog. It is named "Oracle Fusion Middleware Unspecified Vulnerability" and was added on November 16, 2023, with a due date of December 7, 2023. To address this critical vulnerability, organizations must apply mitigations as per vendor instructions or discontinue the product's use if mitigations are unavailable.

Weakness Enumeration

The weakness enumeration for this vulnerability is categorized as "Insufficient Information," indicating a lack of specific details about the vulnerability and its mitigation.

Learn More

CVE-2020-2551 is a critical vulnerability affecting Oracle WebLogic Server, with a severity score of 9.8. To learn more about its description, technical details, and affected software configurations, refer to the NVD page or the sources listed below.

• Oracle Critical Patch Update Advisory - January 2020

• BOD 22-01: Reducing the Significant Risk of Known Exploited Vulnerabilities | CISA

• Known Exploited Vulnerabilities Catalog

• CVE Record | CVE