Vulnerability Monitor

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CVE-2019-12452

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.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network but requires specific conditions to be met without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 1 product from traefik organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2019-05-29T19:29:00.580

Last Modified

2024-11-21T04:22:52.750

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:S/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: SINGLE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

6.8

Impact Score

2.9

Weaknesses

Type: Primary
CWE-522

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	traefik	traefik	≤ 1.7.11	Yes

References

https://docs.traefik.io/configuration/api/#security Exploit, Vendor Advisory ([email protected])
https://github.com/containous/traefik/issues/4917 Exploit, Third Party Advisory ([email protected])
https://github.com/containous/traefik/pull/4918 Exploit, Patch, Third Party Advisory ([email protected])
https://docs.traefik.io/configuration/api/#security Exploit, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/containous/traefik/issues/4917 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/containous/traefik/pull/4918 Exploit, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For traefik's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.