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CVE-2021-46364

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Date: February 11, 2022

A vulnerability in the Snake YAML parser of Magnolia CMS v6.2.3 and below allows attackers to execute arbitrary code via a crafted YAML file.

Language: Java

Severity Score

7.8

Related Resources (4)

Url: https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-46364-YAML%20Deserialization-Magnolia%20CMS

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-46364

Url: https://docs.magnolia-cms.com/product-docs/6.2/Releases/Release-notes-for-Magnolia-CMS-6.2.4.html#_security_advisory

Url: https://www.mend.io/vulnerability-database/CVE-2021-46364

Severity Score

7.8

Weakness Type (CWE)

Deserialization of Untrusted Data

CWE-502

Insufficient Information

NVD-CWE-noinfo

Top Fix

Upgrade Version

Upgrade to version info.magnolia:magnolia-core:6.2.4

CVSS v3.1

Base Score:	7.8
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	6.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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