SB2018120414 - Red Hat update for kubertenes
Published: December 4, 2018
Security Bulletin ID
SB2018120414
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Privilege escalation (CVE-ID: CVE-2018-1002105)
The vulnerability allows a remote attacker to gain elevated privileges on the target system.The weakness exists due to an error when handling proxy requests. With a specially crafted request, users that are authorized to establish a connection through the Kubernetes API server to a backend server can then send arbitrary requests over the same connection directly to that backend, authenticated with the Kubernetes API server’s TLS credentials used to establish the backend connection.
Remediation
Install update from vendor's website.