CVE Vulnerability

CVE-2021-40102

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).

6.4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.1 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://documentation.concretecms.org/developers/introduction/version-history/856-release-notes Release Notes Vendor Advisory
https://hackerone.com/reports/921288 Permissions Required Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*
Information

Published : 2021-09-24 03:15

Updated : 2021-09-30 05:19

NVD link : CVE-2021-40102

Mitre link : CVE-2021-40102

Products Affected
No products.
CWE
CWE-502

Deserialization of Untrusted Data