Vulnerabilities > CVE-2021-40102 - Deserialization of Untrusted Data vulnerability in Concretecms Concrete CMS

047910
CVSS 9.1 - CRITICAL
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
HIGH
Availability impact
HIGH
network
low complexity
concretecms
CWE-502
critical

Summary

An issue was discovered in Concrete CMS through 8.5.5. Arbitrary File deletion can occur via PHAR deserialization in is_dir (PHP Object Injection associated with the __wakeup magic method).

Vulnerable Configurations

Part Description Count
Application
Concretecms
69

Common Weakness Enumeration (CWE)