SB2021120803 - Path traversal in Grafana 



SB2021120803 - Path traversal in Grafana

Published: December 8, 2021 Updated: February 21, 2025

Security Bulletin ID SB2021120803
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Path traversal (CVE-ID: CVE-2021-43798)

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences, passed after the "/public/plugins/" URL. A remote non-authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system.


Remediation

Install update from vendor's website.