What’s Vulnerable › Vulnerabilities

CVE-2018-1334

• Severity: medium (CVSS 4.7 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-12 · updated 2026-06-17
• Weakness: CWE-200

Description

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 products

• Apache Software Foundation Apache Spark: through 2.1.2; from 2.2.0 through 2.2.1; 2.3.0

References

• https://lists.apache.org/thread.html/4d6d210e319a501b740293daaeeeadb51927111fb8261a3e4cd60060%40%3Cdev.spark.apache.org%3E
• https://spark.apache.org/security.html#CVE-2018-1334
• https://lists.apache.org/thread.html/4d6d210e319a501b740293daaeeeadb51927111fb8261a3e4cd60060%40%3Cdev.spark.apache.org%3E
• https://spark.apache.org/security.html#CVE-2018-1334

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