# CVE-2018-11770: org.apache.spark:spark-core_2.10 and org.apache.spark:spark-core_2.11 Improper Authentication vulnerability

Source: https://junglewise.ai/threats/cve-2018-11770-org-apache-spark-spark-core-2-10-and-org-apache-spark-spark-core  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2018-11-09  
License: CC BY 4.0 with a link back

CVE-2018-11770 · Severity: low · CVSS 3.1 · Published 2018-11-09

org.apache.spark:spark-core_2.10 and org.apache.spark:spark-core_2.11 Improper Authentication vulnerability

Technologies: [org.apache.spark:spark-core_2.10 (Maven)](https://junglewise.ai/threats/technologies/org-apache-spark-spark-core-2-10), [org.apache.spark:spark-core_2.11 (Maven)](https://junglewise.ai/threats/technologies/org-apache-spark-spark-core-2-11). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2018-11770 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2018-11770 being exploited in the wild.

**How severe is CVE-2018-11770?** Low severity, with a CVSS score of 3.1, published 9 November 2018.

**Which products and versions are affected?** org.apache.spark:spark-core_2.10 (Maven) ECOSYSTEM:introduced=1.0.0,last_affected=2.2.2; org.apache.spark:spark-core_2.11 (Maven) ECOSYSTEM:introduced=1.0.0,last_affected=2.3.2.

**Is there a fix for CVE-2018-11770?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2018-11770?** Check whether you run org.apache.spark:spark-core_2.10 (Maven) or org.apache.spark:spark-core_2.11 (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- org.apache.spark:spark-core_2.10 (Maven) ECOSYSTEM:introduced=1.0.0,last_affected=2.2.2
- org.apache.spark:spark-core_2.11 (Maven) ECOSYSTEM:introduced=1.0.0,last_affected=2.3.2

## Identifiers

- CVE-2018-11770
- GHSA-w4r4-65mg-45x2

## Related threats

- [Apache Spark: Spark History Server Code Execution Vulnerability](https://junglewise.ai/threats/cve-2025-54920-apache-spark-spark-history-server-code-execution-vulnerability)
- [Apache Spark vulnerable to Log Injection](https://junglewise.ai/threats/cve-2022-31777-apache-spark-vulnerable-to-log-injection)
- [Improper Input Validation in Apache Spark](https://junglewise.ai/threats/cve-2018-11804-improper-input-validation-in-apache-spark)
- [PYSEC-2019-114 - 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.](https://junglewise.ai/threats/cve-2019-10099-sensitive-data-written-to-disk-unencrypted-in-spark)
- [Exposure of Sensitive Information to an Unauthorized Actor in Apache Spark via crafted URL](https://junglewise.ai/threats/cve-2018-8024-exposure-of-sensitive-information-to-an-unauthorized-actor-in)