The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML.
{
"versions": [
{
"introduced": "0"
},
{
"fixed": "1.15.10"
},
{
"introduced": "1.16.0"
},
{
"fixed": "1.16.7"
},
{
"introduced": "1.17.0"
},
{
"fixed": "1.17.3"
}
]
}