SB2021052409 - Information disclosure in Kubernetes
Published: May 24, 2021
Security Bulletin ID
SB2021052409
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2021-25737)
The vulnerability allows a remote user to gain access to potentially sensitive information.
The vulnerability exists due to a host network hijacking flaw because of holes in EndpointSlice validation. A remote administrator can redirect pod traffic to private networks on a Node and gain unauthorized access to sensitive information on the system.
Remediation
Install update from vendor's website.