CVE-2018-8012

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.59%
Vendor Advisory debian.org
Affected: Apache Software Foundation Apache ZooKeeper
Published at:
Updated at:

References

Link Tags
https://www.debian.org/security/2018/dsa-4214 third party advisory vendor advisory
http://www.securitytracker.com/id/1040948 vdb entry third party advisory
http://www.securityfocus.com/bid/104253 vdb entry third party advisory
https://lists.apache.org/thread.html/053d9ce4d579b02203db18545fee5e33f35f2932885459b74d1e4272%40%3Cissues.activemq.apache.org%3E mailing list
https://lists.apache.org/thread.html/bcce5a9c532b386c68dab2f6b3ce8b0cc9b950ec551766e76391caa3%40%3Ccommits.nifi.apache.org%3E mailing list
https://lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b%40%3Ccommits.nifi.apache.org%3E mailing list
https://www.oracle.com/security-alerts/cpujul2020.html third party advisory patch
https://lists.apache.org/thread.html/c75147028c1c79bdebd4f8fa5db2b77da85de2b05ecc0d54d708b393%40%3Cdev.zookeeper.apache.org%3E
https://lists.apache.org/thread.html/r8f0d920805af93033c488af89104e2d682662bacfb8406db865d5e14%40%3Cdev.jackrabbit.apache.org%3E mailing list
https://lists.apache.org/thread.html/rc5bc4ddb0deabf8cfb69378cecee56fcdc76929bea9e6373cb863870%40%3Cdev.jackrabbit.apache.org%3E mailing list
https://lists.apache.org/thread.html/r73daf1fc5d85677d9a854707e1908d14e174b7bbb0c603709c0ab33f%40%3Coak-commits.jackrabbit.apache.org%3E mailing list
https://lists.apache.org/thread.html/re3a4048e9515d4afea416df907a612ed384a16c57cf99e97ee4a12f2%40%3Cdev.jackrabbit.apache.org%3E mailing list

Frequently Asked Questions

What is the severity of CVE-2018-8012?
CVE-2018-8012 has been scored as a high severity vulnerability.
How to fix CVE-2018-8012?
To fix CVE-2018-8012, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-8012 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-8012 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-8012?
CVE-2018-8012 affects Apache Software Foundation Apache ZooKeeper.
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