title: Cloud Controller is vulnerable to denial of service via YAML parsing
description: CAPI (Cloud Controller) versions prior to 1.101.0 are vulnerable to a denial-of-service attack in which an unauthenticated malicious attacker can send specially-crafted YAML files to certain endpoints, causing the YAML parser to consume excessive CPU and RAM.
problem types: CWE-400: Uncontrolled Resource Consumption
affected:
{
product: CAPI
vendor: Cloud Foundry
versions:
lessThan: 1.101.0, status: affected, version: All, versionType: custom
}
{
product: CF Deployment
vendor: Cloud Foundry
versions:
lessThan: 15.0.0, status: affected, version: All, versionType: custom
}
metrics:
cvssV3_0: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 7.5
baseSeverity: HIGH
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.0
]