CVE-2021-2456: Oracle Business Intelligence BIRemotingServlet Deserialization of Untrusted Data Remote Code Execution Vulnerability

Published Jul 20, 2021
·
Updated

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle Business Intelligence. Authentication is not required to exploit this vulnerability. The specific flaw exists within BIRemotingServlet. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of Administrator.

Other sources

Vulnerability in the Oracle Business Intelligence Enterprise Edition product of Oracle Fusion Middleware (component: Analytics Web General). The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Business Intelligence Enterprise Edition. Successful attacks of this vulnerability can result in takeover of Oracle Business Intelligence Enterprise Edition. 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).

Affected Software

2 affected components
Oracle Business Intelligence
Oracle Business Intelligence=12.2.1.4.0

Event History

Jul 20, 2021
CVE Published
via MITRE·10:45 PM
Data Sourced
via MITRE·10:45 PM
DescriptionSeverityWeakness
Jan 19, 2025
Advisory Published
via ZDI·06:26 PM
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Frequently Asked Questions

1

What is the vulnerability ID for this Oracle Business Intelligence vulnerability?

The vulnerability ID for this Oracle Business Intelligence vulnerability is CVE-2021-2456.

2

What is the severity rating of CVE-2021-2456?

CVE-2021-2456 has a severity rating of 9.8 (Critical).

3

What software is affected by CVE-2021-2456?

The Oracle Business Intelligence Enterprise Edition version 12.2.1.4.0 is affected by CVE-2021-2456.

4

Is CVE-2021-2456 easily exploitable?

Yes, CVE-2021-2456 is an easily exploitable vulnerability.

5

How can an attacker exploit CVE-2021-2456?

An unauthenticated attacker with network access via HTTP can exploit CVE-2021-2456.

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