Medium

In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running t

Disclosed: 12.07.2018
Updated: 11.10.2026 12:20

In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running the Spark application.

Affected software

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Platform	Package	Vulnerable versions	Fixed in
Java / Kotlin (Maven)	org.apache.spark:spark-core_2.10	>= 1.0.0, < 2.1.3, >= 2.2.0, < 2.2.2	2.1.3, 2.2.2
Java / Kotlin (Maven)	org.apache.spark:spark-core_2.11	>= 1.0.0, < 2.1.3, >= 2.2.0, < 2.2.2, >= 2.3.0, < 2.3.1	2.1.3, 2.2.2, 2.3.1
Python (PyPI)	pyspark	>= 2.2.0, < 2.2.2, < 2.1.3	2.2.2, 2.1.3

References

CVSS score 4.7/10

CVSS vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness (CWE): CWE-200
Platform: Java / Kotlin (Maven), Python (PyPI)
Package: org.apache.spark:spark-core_2.10, org.apache.spark:spark-core_2.11, pyspark
Disclosed: 12.07.2018
Updated: 11.10.2026 12:20

Sources and licenses

OSV / GitHub Advisory Database - GHSA-6mqq-8r44-vmjc - CC BY 4.0

OSV / GitHub Advisory Database - PYSEC-2018-25 - PyPA Advisory Database; CC BY 4.0

Vulnerability history: pyspark

All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (12) in the archive

Total entries: 12
First → latest: 09.2017 09.2026
Without a fix: 0
Exploited in attacks: 1

Severity breakdown

Critical 2
High 5
Medium 5

Disclosures per year

2017: 1
2018: 1
2019: 2
2020: 1
2021: 0
2022: 3
2023: 2
2024: 0
2025: 1
2026: 1

02.05.2023

** UNSUPPORTED WHEN ASSIGNED ** The Apache Spark UI offers the possibility to enable ACLs via the configuration option spark.acls.enable. With an authentication filter, this checks whether a user has

High · 8.8 CVE-2023-32007 < 3.2.2 3.2.2
17.04.2023

In Apache Spark versions prior to 3.4.0, applications using spark-submit can specify a 'proxy-user' to run as, limiting privileges. The application can execute code with the privileges of the submitti

Critical · 9.9 CVE-2023-22946 < 3.4.0 3.4.0
18.07.2022

Apache Spark UI can allow impersonation if ACLs enabled

High · 8.8 Exploited in attacks CVE-2022-33891 < 3.1.3, >= 3.2.0, < 3.2.2 3.1.3, 3.2.2
10.03.2022

Authentication Bypass by Capture-replay in Apache Spark

High · 7.5 CVE-2021-38296 < 3.1.3 3.1.3
23.06.2020

In Apache Spark 2.4.5 and earlier, a standalone resource manager's master may be configured to require authentication (spark.authenticate) via a shared secret. When enabled, however, a specially-craft

Critical · 9.8 CVE-2020-9480 < 2.4.6 2.4.6
07.08.2019

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 (contr

High · 7.5 CVE-2019-10099 < 2.3.3 2.3.3
12.07.2018

In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running t this entry

Medium · 4.7 CVE-2018-1334 >= 2.2.0, < 2.2.2, < 2.1.3 2.2.2, 2.1.3
13.09.2017

Apache Spark Deserialization of Untrusted Data vulnerability

High · 7.8 CVE-2017-12612 < 2.1.2 2.1.2

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