high
7.5
CWE
862
Advisory Published
Updated

CVE-2018-8012

First published: Mon May 21 2018(Updated: )

No authentication/authorization is enforced when a server attempts to join a quorum in Apache ZooKeeper before 3.4.10, and 3.5.0-alpha through 3.5.3-beta. As a result an arbitrary end point could join the cluster and begin propagating counterfeit changes to the leader.

Credit: security@apache.org

Affected SoftwareAffected VersionHow to fix
debian/zookeeper
3.4.13-2
3.4.13-2+deb10u1
3.4.13-6
3.8.0-11
Apache ZooKeeper<3.4.10
Apache ZooKeeper>=3.5.0<=3.5.3
Apache ZooKeeper=3.5.0-alpha
Apache ZooKeeper=3.5.3-beta
Debian GNU/Linux=8.0
Debian GNU/Linux=9.0
Oracle GoldenGate Stream Analytics<19.1.0.0.1

Remedy

https://www.oracle.com/security-alerts/cpujul2020.html

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Reference Links

Frequently Asked Questions

  • What is CVE-2018-8012?

    CVE-2018-8012 is a vulnerability in Apache ZooKeeper that allows an arbitrary end point to join the cluster and propagate counterfeit changes to the leader.

  • How does CVE-2018-8012 affect Apache ZooKeeper?

    CVE-2018-8012 allows a server to join a quorum in Apache ZooKeeper without authentication or authorization, leading to the potential propagation of counterfeit changes to the leader.

  • What is the severity of CVE-2018-8012?

    CVE-2018-8012 has a severity rating of high, with a score of 7.5.

  • How can I fix CVE-2018-8012 in Apache ZooKeeper?

    To fix CVE-2018-8012, it is recommended to upgrade Apache ZooKeeper to version 3.4.13-2 or later, or version 3.5.3 or later.

  • Where can I find more information about CVE-2018-8012?

    More information about CVE-2018-8012 can be found on the SecurityFocus and SecurityTracker websites, as well as the Apache ZooKeeper mailing list.

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