title: Snakeyaml deserialization vulnerability bypass
description: Authenticated administrators may modify the main YAML configuration file and load a Java class resulting in RCE.
problem types: CWE-913 Improper Control of Dynamically-Managed Code Resources
affected:
{
product: Crafter CMS
vendor: Crafter Software
versions:
lessThan: 3.1.13, status: affected, version: 3.1, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 4.2
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: HIGH
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H
version: 3.1
]