crownpku Rasa_NLU_Chi Model Persistor persistor.py Persistor._decompress path traversal

{
                    "vendor": "crownpku",
                    "product": "Rasa_NLU_Chi",
                    "versions": [
                        {
                            "version": "0.12.0",
                            "status": "affected"
                        },
                        {
                            "version": "0.12.1",
                            "status": "affected"
                        },
                        {
                            "version": "0.12.2",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:crownpku:rasa_nlu_chi:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "Model Persistor"
                    ]
                }