CVE-2020-2883: Oracle WebLogic Server Unspecified Vulnerability

Published Apr 15, 2020
·
Updated

Oracle WebLogic Server, a product within the Fusion Middleware suite, contains an unspecified vulnerability exploitable by an unauthenticated attacker with network access via IIOP or T3.

Other sources

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0 and 12.2.1.4.0. 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 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Affected Software

5 affected components
Oracle WebLogic Server=10.3.6.0.0
Oracle WebLogic Server=12.1.3.0.0
Oracle WebLogic Server=12.2.1.3.0
Oracle WebLogic Server=12.2.1.4.0
Oracle WebLogic Server

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Compensating control

    Mitigate by applying the vendor’s mitigations for the Oracle WebLogic Server T3 protocol deserialization of untrusted data Remote Code Execution vulnerability, or discontinue use of the product if mitigations are unavailable.

Event History

Apr 15, 2020
CVE Published
via MITRE·01:29 PM
Data Sourced
via MITRE·01:29 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·02:15 PM
DescriptionSeverityAffected Software
Apr 16, 2020
Advisory Published
via ZDI·12:00 AM
Data Sourced
via ZDI·12:00 AM
DescriptionSeverityAffected Software
Apr 30, 2020
Updated
via ZDI·12:00 AM
Description
Jan 7, 2025
Known Exploited
via CISA·12:00 AM
News Published
via BleepingComputer·06:45 PM
News Published
via BleepingComputer·06:47 PM
Jan 8, 2025
News Published
via The Register·08:30 PM
News Published
via The Register·08:33 PM
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Frequently Asked Questions

1

What is the severity of CVE-2020-2883?

CVE-2020-2883 is considered a critical vulnerability due to its potential for remote code execution by unauthenticated attackers.

2

How do I fix CVE-2020-2883?

To fix CVE-2020-2883, it is recommended to apply the security patches provided by Oracle for affected versions of WebLogic Server.

3

Which versions of Oracle WebLogic Server are affected by CVE-2020-2883?

CVE-2020-2883 affects 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.

4

What types of attacks can be executed due to CVE-2020-2883?

CVE-2020-2883 allows remote attackers to execute arbitrary code, potentially compromising the entire system.

5

Is authentication required to exploit CVE-2020-2883?

No, CVE-2020-2883 can be exploited by unauthenticated attackers with network access.

Contact

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