CVEs-PoC/2019/CVE-2019-10099.md

CVE-2019-10099

Description

Prior to Spark 2.3.3, in certain situations Spark would write user data to local disk unencrypted, even if spark.io.encryption.enabled=true. This includes cached blocks that are fetched to disk (controlled by spark.maxRemoteBlockSizeFetchToMem); in SparkR, using parallelize; in Pyspark, using broadcast and parallelize; and use of python udfs.

POC

Reference

No PoCs from references.

Github

• https://github.com/ARPSyndicate/cvemon