high
7.5
CWE
287
Advisory Published
Updated

CVE-2018-11765

First published: Wed Sep 30 2020(Updated: )

In Apache Hadoop versions 3.0.0-alpha2 to 3.0.0, 2.9.0 to 2.9.2, 2.8.0 to 2.8.5, any users can access some servlets without authentication when Kerberos authentication is enabled and SPNEGO through HTTP is not enabled.

Credit: security@apache.org

Affected SoftwareAffected VersionHow to fix
Apache Hadoop>=2.8.0<=2.8.5
Apache Hadoop>=2.9.0<=2.9.2
Apache Hadoop=3.0.0
Apache Hadoop=3.0.0-alpha2

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Reference Links

Frequently Asked Questions

  • What is CVE-2018-11765?

    CVE-2018-11765 is a vulnerability in Apache Hadoop versions 3.0.0-alpha2 to 3.0.0, 2.9.0 to 2.9.2, 2.8.0 to 2.8.5 where any users can access some servlets without authentication when Kerberos authentication is enabled and SPNEGO through HTTP is not enabled.

  • What is the severity of CVE-2018-11765?

    The severity of CVE-2018-11765 is high with a severity value of 7.5.

  • How does CVE-2018-11765 affect Apache Hadoop?

    CVE-2018-11765 affects Apache Hadoop versions 3.0.0-alpha2 to 3.0.0, 2.9.0 to 2.9.2, 2.8.0 to 2.8.5.

  • How can I fix CVE-2018-11765 in Apache Hadoop?

    To fix CVE-2018-11765 in Apache Hadoop, users should enable SPNEGO through HTTP when Kerberos authentication is enabled.

  • Is there any reference material available for CVE-2018-11765?

    Yes, reference material for CVE-2018-11765 can be found at the following links: [Link 1](https://lists.apache.org/thread.html/r17d94d132b207dad221595fd8b8b18628f5f5ec7e3f5be939ecd8928@%3Ccommits.druid.apache.org%3E), [Link 2](https://lists.apache.org/thread.html/r2c7f899911a04164ed1707083fcd4135f8427e04778c87d83509b0da%40%3Cgeneral.hadoop.apache.org%3E), [Link 3](https://lists.apache.org/thread.html/r46447f38ea8c89421614e9efd7de5e656186d35e10fc97cf88477a01@%3Ccommits.druid.apache.org%3E).

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