CVE-2019-9875: Sitecore CMS and Experience Platform (XP) Deserialization Vulnerability
First published: Fri May 31 2019(Updated: )
Deserialization of Untrusted Data in the anti CSRF module in Sitecore through 9.1 allows an authenticated attacker to execute arbitrary code by sending a serialized .NET object in an HTTP POST parameter.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Sitecore Rocks | <=9.1 | |
| Sitecore CMS and Experience Platform (XP) |
Remedy
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
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Reference Links
Frequently Asked Questions
What is CVE-2019-9875?
CVE-2019-9875 is a vulnerability in the anti CSRF module in Sitecore through 9.1 that allows an authenticated attacker to execute arbitrary code by sending a serialized .NET object in an HTTP POST parameter.
How does CVE-2019-9875 affect Sitecore?
CVE-2019-9875 affects Sitecore through version 9.1, allowing an authenticated attacker to execute arbitrary code.
What is the severity of CVE-2019-9875?
CVE-2019-9875 has a severity rating of 8.8 (high).
How can an attacker exploit CVE-2019-9875?
An attacker can exploit CVE-2019-9875 by sending a serialized .NET object in an HTTP POST parameter, allowing them to execute arbitrary code.
Is there a fix for CVE-2019-9875?
Yes, Sitecore has released a fix for CVE-2019-9875. It is recommended to update to the latest version to mitigate the vulnerability.
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