SB2018052204 - Authentication bypass in Apache ZooKeeper



SB2018052204 - Authentication bypass in Apache ZooKeeper

Published: May 22, 2018

Security Bulletin ID SB2018052204
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper authentication (CVE-ID: CVE-2018-8012)

The vulnerability allows a remote attacker to bypass authentication and write arbitrary files on the target system.

The weakness exists due to missing authentication to join a quorum. A remote attacker can bypass authentication, join the cluster and propagate changes to the cluster leader.

Remediation

Install update from vendor's website.