Sitecore XP Deserialization RCE (CVE-2021-42237)

Description

Sitecore XP is a .NET content management system.

Sitecore XP uses usafe deserialization in Report.ashx. Arbitrary object deserialization is inherently unsafe, and should never be performed on untrusted data. An attacker can leverage this vulnerability to execute arbitrary code on the system.

Remediation

Upgrade to the latest version of Sitecore XP

References

Related Vulnerabilities

Severity

High

Classification

CWE-502 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Tags

Insecure Deserialization Acumonitor Code Execution