title: Authentication bypass and denial of service (DoS) vulnerabilities in Apple Game Center auth adapter
description: Improper validation of the Apple certificate URL in the Apple Game Center authentication adapter allows attackers to bypass authentication, making the server vulnerable to DoS attacks. The vulnerability has been fixed by improving the URL validation and adding additional checks of the resource the URL points to before downloading it.
problem types: CWE-295: Improper Certificate Validation
affected:
{
product: parse-server
vendor: parse-community
versions:
status: affected, version: < 4.10.10
status: affected, version: >= 5.0.0, < 5.2.1
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 7.5
baseSeverity: HIGH
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.1
]