CVE-2020-4450: IBM WebSphere Application Server IIOP Deserialization of Untrusted Data Remote Code Execution Vulnerability
First published: Fri Jun 05 2020(Updated: )
IBM WebSphere Application Server 8.5 and 9.0 traditional could allow a remote attacker to execute arbitrary code on the system with a specially-crafted sequence of serialized objects. IBM X-Force ID: 181231.
Credit: psirt@us.ibm.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ibm Websphere Application Server | >=8.5.0.0<8.5.5.18 | |
| Ibm Websphere Application Server | >=9.0.0.0<9.0.5.5 | |
| IBM WebSphere | ||
| IBM Security Identity Manager Virtual Appliance | <=7.0.2 | |
| IBM Security Identity Manager Virtual Appliance | <=7.0.1 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-4450?
CVE-2020-4450 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of IBM WebSphere Application Server.
How does CVE-2020-4450 vulnerability occur?
The vulnerability occurs within the handling of the IIOP protocol, due to the lack of proper validation of user-supplied input.
What is the severity of CVE-2020-4450?
The severity of CVE-2020-4450 is rated as critical with a CVSS score of 9.8.
What software is affected by CVE-2020-4450?
IBM WebSphere Application Server versions 8.5.0.0 through 8.5.5.18 and 9.0.0.0 through 9.0.5.5 are affected by this vulnerability.
Is authentication required to exploit CVE-2020-4450?
No, authentication is not required to exploit this vulnerability.
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