CVE-2019-10099
Sensitive data written to disk unencrypted in Spark
7.5
HIGH
CVSS 3.1
EPSS 0.29%
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.
How to fix CVE-2019-10099
To remediate CVE-2019-10099, upgrade the affected package to a fixed version below.
- —upgrade to 2.3.3 or later
- —upgrade to 2.3.3 or later
- —upgrade to 2.3.3 or later
Is CVE-2019-10099 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.3.3
- from 0, < 2.3.3
- from 0, < 2.3.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |