CVE-2021-2456: Oracle Business Intelligence BIRemotingServlet Deserialization of Untrusted Data Remote Code Execution Vulnerability
First published: Wed Jul 21 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.
Credit: secalert_us@oracle.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Oracle Business Intelligence | ||
| Oracle Business Intelligence | =12.2.1.4.0 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this Oracle Business Intelligence vulnerability?
The vulnerability ID for this Oracle Business Intelligence vulnerability is CVE-2021-2456.
What is the severity rating of CVE-2021-2456?
CVE-2021-2456 has a severity rating of 9.8 (Critical).
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.
Is CVE-2021-2456 easily exploitable?
Yes, CVE-2021-2456 is an easily exploitable vulnerability.
How can an attacker exploit CVE-2021-2456?
An unauthenticated attacker with network access via HTTP can exploit CVE-2021-2456.
- collector/zdi-advisory
- alias/ZDI-21-885
- alias/ZDI-CAN-13036
- alias/CVE-2021-2456
- collector/nvd-index
- agent/severity
- agent/references
- agent/author
- agent/title
- agent/tags
- agent/type
- agent/event
- agent/description
- agent/last-modified-date
- vendor/oracle
- canonical/oracle business intelligence
- version/oracle business intelligence/12.2.1.4.0