CVE-2021-27375 : Traefik before 2.4.5 allows the loading of IFRAME elements from other domains.

Traefik before 2.4.5 allows the loading of IFRAME elements from other domains.

Published 2021-02-18 03:15:13

Updated 2022-07-12 17:42:04

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-27375

Containous » Traefik
Versions before (<) 2.4.5
cpe:2.3:a:containous:traefik:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.09%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 38 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:P/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N	3.9	1.4	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: Low Availability: None

CWE-1021 Improper Restriction of Rendered UI Layers or Frames

The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with.

Assigned by: nvd@nist.gov (Primary)

https://github.com/traefik/traefik/releases/tag/v2.4.5

Release v2.4.5 · traefik/traefik · GitHub
Release Notes
https://github.com/traefik/traefik/pull/7904

Only allow iframes to be loaded from our domain by SantoDE · Pull Request #7904 · traefik/traefik · GitHub
Patch;Third Party Advisory

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