SB2020052517 - Multiple vulnerabilities in Grafana 

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Main Vulnerability Database SB2020052517

SB2020052517 - Multiple vulnerabilities in Grafana

Published: May 25, 2020

Security Bulletin ID SB2020052517
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Cross-site scripting (CVE-ID: CVE-2020-13430)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data passed via the OpenTSDB datasource. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


2) Cleartext storage of sensitive information (CVE-ID: CVE-2020-12458)

The vulnerability allows a local user to gain access to sensitive information on the target system.

The vulnerability exists due to the database directory "/var/lib/grafana" and database file "/var/lib/grafana/grafana.db" are world readable. A local user can gain access to sensitive information on the system.


Remediation

Install update from vendor's website.

References