SB2020021704 - Improper Authentication in Istio
Published: February 17, 2020
Security Bulletin ID
SB2020021704
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) Improper Authentication (CVE-ID: CVE-2020-8595)
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error in the Authentication Policy exact-path matching logic. A remote attacker can bypass authentication process and gain unauthorized access to HTTP paths even if they are configured to be only accessed after presenting a valid JWT token.
Remediation
Install update from vendor's website.