Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2025-3454

Severity CVSS v4.0:
Pending analysis
Type:
CWE-285 Improper Authorization
Publication date:
02/06/2025
Last modified:
02/06/2025

Description

This vulnerability in Grafana&amp;#39;s datasource proxy API allows authorization checks to be bypassed by adding an extra slash character in the URL path.<br /> <br /> Users with minimal permissions could gain unauthorized read access to GET endpoints in Alertmanager and Prometheus datasources.<br /> <br /> The issue primarily affects datasources that implement route-specific permissions, including Alertmanager and certain Prometheus-based datasources.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): Low
Integrity (I): None
Availability (A): None

Base Score 3.x
5.00
Severity 3.x
MEDIUM

References to Advisories, Solutions, and Tools