{"id":"CVE-2018-1334","aliases":["GHSA-6mqq-8r44-vmjc","PYSEC-2018-25"],"url":"https://o3.security/vulnerability/CVE-2018-1334","summary":"Exposure of Sensitive Information to an Unauthorized Actor in Apache Spark","details":"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.","published":"2018-07-12T13:29:00.227Z","modified":"2026-07-08T17:17:52.597434Z","cvss":{"score":4.7,"severity":"MEDIUM","vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.spark:spark-core_2.10","fixedVersion":"2.1.3"},{"ecosystem":"Maven","name":"org.apache.spark:spark-core_2.10","fixedVersion":"2.2.2"},{"ecosystem":"Maven","name":"org.apache.spark:spark-core_2.11","fixedVersion":"2.1.3"},{"ecosystem":"Maven","name":"org.apache.spark:spark-core_2.11","fixedVersion":"2.2.2"},{"ecosystem":"Maven","name":"org.apache.spark:spark-core_2.11","fixedVersion":"2.3.1"},{"ecosystem":"PyPI","name":"pyspark","fixedVersion":"2.2.2"},{"ecosystem":"PyPI","name":"pyspark","fixedVersion":"2.1.3"}],"fix":null,"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/4d6d210e319a501b740293daaeeeadb51927111fb8261a3e4cd60060%40%3Cdev.spark.apache.org%3E"},{"type":"ADVISORY","url":"https://spark.apache.org/security.html#CVE-2018-1334"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T17:17:52.597434Z"}}