SB2022050517 - Missing Authentication for Critical Function in F5 NGINX Service Mesh
Published: May 5, 2022
Security Bulletin ID
SB2022050517
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Missing Authentication for Critical Function (CVE-ID: CVE-2022-27495)
CWE-ID: CWE-306 - Missing Authentication for Critical Function
CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to NGINX Service Mesh control plane endpoints are exposed to the cluster overlay network. A remote attacker on the local network can bypass authentication and authorization policies.
Remediation
Install update from vendor's website.