CVE-2019-11080 : What You Need to Know

Before version 9.1.1, the Sitecore Experience Platform (XP) is exposed to a security risk that allows remote execution of code through deserialization. An authorized user with the required permissions can execute operating system commands from a distance by sending a carefully crafted serialized object.

Understanding CVE-2019-11080

Sitecore Experience Platform (XP) prior to version 9.1.1 is vulnerable to remote code execution via deserialization, also known as TFS # 293863. An authenticated user with necessary permissions can remotely execute OS commands by sending a crafted serialized object.

What is CVE-2019-11080?

Vulnerability in Sitecore Experience Platform (XP) before version 9.1.1
Allows remote code execution through deserialization
Exploitable by an authorized user with specific permissions

The Impact of CVE-2019-11080

Remote execution of operating system commands
Potential for unauthorized access and control of affected systems

Technical Details of CVE-2019-11080

Sitecore Experience Platform (XP) prior to version 9.1.1 is susceptible to a critical security vulnerability that enables remote code execution through deserialization.

Vulnerability Description

Vulnerability Type: Remote Code Execution
Attack Vector: Serialized Object
Authentication: Required

Affected Systems and Versions

Sitecore Experience Platform (XP) before version 9.1.1
All versions prior to 9.1.1 are impacted

Exploitation Mechanism

Crafted serialized object sent by an authorized user
Execution of operating system commands remotely

Mitigation and Prevention

Immediate Steps to Take:

Update Sitecore Experience Platform to version 9.1.1 or later
Monitor and restrict user permissions to minimize risks Long-Term Security Practices:
Regular security assessments and audits
Implement secure coding practices Patching and Updates:
Apply security patches promptly
Stay informed about security advisories and updates