What’s Vulnerable › Vulnerabilities

CVE-2019-12452

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-05-29 · updated 2026-06-17
• Weakness: CWE-522

Description

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 products

• Traefik: from 1.7.0 through 1.7.11

References

• https://docs.traefik.io/configuration/api/#security
• https://github.com/containous/traefik/issues/4917
• https://github.com/containous/traefik/pull/4918
• https://docs.traefik.io/configuration/api/#security
• https://github.com/containous/traefik/issues/4917
• https://github.com/containous/traefik/pull/4918

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