Sitecore.XP.Insecure.Deserialization.Remote.Code.Execution

Description

This indicates an attack attempt to exploit a Code Injection Vulnerability in Sitecore XP.
The vulnerability is due to insufficient validation of user-supplied XML files. A remote attacker can exploit this vulnerability by sending a crafted request to the target system. Successful exploitation results in remote code execution.

Outbreak Alert

Joint Cybersecurity Advisory (CSA) has released the top Common Vulnerabilities and Exposures (CVEs) used since 2020 by Peoples Republic of China (PRC) state-sponsored cyber actors as assessed by the National Security Agency (NSA), Cybersecurity and Infrastructure Security Agency (CISA), and Federal Bureau of Investigation (FBI). Previously, FortiGuard labs has already published various Outbreaks Alerts included in the released CISA's advisory such as: Apache Log4j, Hikvision Webserver Vulnerability, Atlassian Confluence OGNL RCE Vulnerability, Microsoft Exchange Server RCE Vulnerabilities etc. See the full list at: https://www.fortiguard.com/outbreak-alert Links to dedicated reports on each published outbreak by FortiGuard Labs are added to Additional Resources section below.

View the full Outbreak Alert Report

Affected Products

Sitecore XP 7.5 Initial Release to 7.5 Update-2
Sitecore XP 8.0 Initial Release to 8.0 Update-7
Sitecore XP 8.1 Initial Release to 8.1 Update-3
Sitecore XP 8.2 Initial Release to 8.2 Update-7

Impact

System Compromise: Remote attackers can gain control of vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1000776

References