SB2019031416 - Input validation error in highcharts



SB2019031416 - Input validation error in highcharts

Published: March 14, 2019 Updated: August 8, 2020

Security Bulletin ID SB2019031416
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2018-20801)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

In js/parts/SvgRenderer.js in Highcharts JS before 6.1.0, the use of backtracking regular expressions permitted an attacker to conduct a denial of service attack against the SVGRenderer component, aka ReDoS.


Remediation

Install update from vendor's website.