Vulnerability CVE-2018-8012
Published: 2018-05-21

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.

Type:

CWE-862

 (Missing Authorization)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Debian -> Debian linux 
Apache -> Zookeeper 

 References:
http://www.securityfocus.com/bid/104253
http://www.securitytracker.com/id/1040948
https://lists.apache.org/thread.html/053d9ce4d579b02203db18545fee5e33f35f2932885459b74d1e4272@%3Cissues.activemq.apache.org%3E
https://lists.apache.org/thread.html/c75147028c1c79bdebd4f8fa5db2b77da85de2b05ecc0d54d708b393@%3Cdev.zookeeper.apache.org%3E
https://www.debian.org/security/2018/dsa-4214
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