CVE-2019-12452: High severity traefik vulnerability
types/types.go in Containous Traefik 1.7.x through 1.7.11, when the --api flag is used and the API is publicly reachable and exposed without sufficient access control (which is contrary to the API documentation), allows remote authenticated users to discover password hashes by reading the Basic HTTP Authentication or Digest HTTP Authentication section, or discover a key by reading the ClientTLS section. These can be found in the JSON response to a /api request.
Other sources
types/types.go in Containous Traefik 1.7.x through 1.7.11, when the --api flag is used and the API is publicly reachable and exposed without sufficient access control (which is contrary to the API documentation), allows remote authenticated users to discover password hashes by reading the Basic HTTP Authentication or Digest HTTP Authentication section, or discover a key by reading the ClientTLS section. These can be found in the JSON response to a /api request.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2019-12452?
The severity of CVE-2019-12452 is high with a severity value of 7.5.
How does CVE-2019-12452 affect Containous Traefik?
CVE-2019-12452 affects Containous Traefik versions 1.7.0 through 1.7.11 when the --api flag is used and the API is publicly reachable and exposed without sufficient access control.
How can remote authenticated users exploit CVE-2019-12452?
Remote authenticated users can exploit CVE-2019-12452 by reading the Basic HT to discover password hashes when the --api flag is used and the API is publicly reachable and exposed without sufficient access control.
Is there a fix available for CVE-2019-12452?
Yes, a fix is available for CVE-2019-12452 in Containous Traefik version 1.7.12.
Is Microsoft Visual Studio 2022 affected by CVE-2019-12452?
Yes, Microsoft Visual Studio 2022 is affected by CVE-2019-12452 when using Containous Traefik versions 1.7.0 through 1.7.11.