SB2020031620 - Improper Certificate Validation in Containous Traefik
Published: March 16, 2020 Updated: August 8, 2020
Security Bulletin ID
SB2020031620
Severity
Medium
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 security vulnerability.
1) Improper Certificate Validation (CVE-ID: CVE-2020-9321)
The vulnerability allows a remote non-authenticated attacker to manipulate data.
configurationwatcher.go in Traefik 2.x before 2.1.4 and TraefikEE 2.0.0 mishandles the purging of certificate contents from providers before logging.
Remediation
Install update from vendor's website.