CVE-2019-6527

Name: CVE-2019-6527
Creator: NVD / NIST
Published: 2019-02-12T17:29:00.353+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.21%

Last modified Jun 17, 2026

CVE-2019-6527 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166) may allow an attacker to be able to change the password for an admin user who is currently or previously logged in, provided the device has not been restarted.. EPSS estimates a 1.21% chance of exploitation in the next 30 days.

Description

PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166) may allow an attacker to be able to change the password for an admin user who is currently or previously logged in, provided the device has not been restarted.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.21%

64.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Kunbus	Pr100088 Modbus Gateway Firmware	< r02

References

https://ics-cert.us-cert.gov/advisories/ICSA-19-036-05Mitigation, Third Party Advisory, US Government Resource
https://ics-cert.us-cert.gov/advisories/ICSA-19-036-05Mitigation, Third Party Advisory, US Government Resource

Timeline

Published: Feb 12, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-6527?

How severe is CVE-2019-6527?

CVE-2019-6527 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.21% probability of exploitation in the next 30 days.

How do I fix CVE-2019-6527?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-6527?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST