CVE-2020-14519

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-09-16 · updated 2026-06-17
Weakness: CWE-346

Description

This vulnerability allows an attacker to use the internal WebSockets API for CodeMeter (All versions prior to 7.00 are affected, including Version 7.0 or newer with the affected WebSockets API still enabled. This is especially relevant for systems or devices where a web browser is used to access a web server) via a specifically crafted Java Script payload, which may allow alteration or creation of license files for when combined with CVE-2020-14515.

Affected products

CodeMeter: before 7.00 — fixed in 7.00

How to fix

Upgrade to a fixed version: CodeMeter 7.00. Check the vendor advisory for mitigations.

References

https://us-cert.cisa.gov/ics/advisories/icsa-20-203-01
https://us-cert.cisa.gov/ics/advisories/icsa-20-203-01

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