SB2023090646 - OpenShift Container Platform 4.10 update for kube-apiserver
Published: September 6, 2023
Security Bulletin ID
SB2023090646
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-1260)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to escalate privileges within the application.
The vulnerability exists due to improper access restrictions within kube-apiserver. A remote authenticated user with "update, patch" permissions to the "pods/ephemeralcontainers" subresource can bypass SCC admission restrictions and gain control over a privileged pod.
Remediation
Install update from vendor's website.