QID 730960

Date Published: 2024-02-05

QID 730960: Sitecore Remote Code Execution (RCE) Vulnerability

The TemplateParser is fundamental in ASP.NET Web Forms. It is used for parsing different ASP.NET source files such as .aspx and for parsing other input from various sources, including user provided data. The TemplateParser is capable of creating objects of arbitrary types using their public parameter-less constructors and invoking property setter methods on them. Multiple Sitecore products are vulnerable to RCE vulnerability due to the TemplateParser

Affected Products:
Experience Manager
Experience Platform
Experience Commerce
Managed Cloud

QID Detection Logic:
This QID sends an HTTP POST request to the 'sitecore_xaml.ashx/-/xaml/Sitecore.Xaml.Tutorials.Styles.Index' endpoint with a crafted payload in the request body and checks for code execution.

An unauthenticated, remote attacker could exploit this vulnerability to execute arbitrary code on the targeted system.

CVSS V3 rated as Critical - 9.8 severity.

CVSS V2 rated as High - 6.8 severity.

Solution

Customers are advised to install patches mentioned at KB1002979.

Vendor References

KB1002979 - support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1002979

CVEs related to QID 730960

CVE-2023-35813 |

Software Advisories

Advisory ID	Software	Component	Link
KB1002979			support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1002979

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