Information Exposure

Affecting org.apache.spark:spark-core artifact, versions [,2.3.3)

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Overview

org.apache.spark:spark-core is a cluster computing system for Big Data.

Affected versions of this package are vulnerable to Information Exposure. 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.

Remediation

Upgrade org.apache.spark:spark-core to version 2.3.3 or higher.

References

CVSS Score

4.4
medium severity
  • Attack Vector
    Local
  • Attack Complexity
    Low
  • Privileges Required
    High
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    None
  • Availability
    None
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Credit
Thomas Graves
CVE
CVE-2019-10099
CWE
CWE-200
Snyk ID
SNYK-JAVA-ORGAPACHESPARK-458754
Disclosed
07 Aug, 2019
Published
08 Aug, 2019