CVE-2019-6533
CRITICALCVSS 9.1/10EPSS 1.23%
Last modified
CVE-2019-6533 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Registers used to store Modbus values can be read and written from the web interface without authentication in the PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166).. EPSS estimates a 1.23% chance of exploitation in the next 30 days.
Description
Registers used to store Modbus values can be read and written from the web interface without authentication in the PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166).
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
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
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-6533?
Registers used to store Modbus values can be read and written from the web interface without authentication in the PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166).
How severe is CVE-2019-6533?
CVE-2019-6533 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.23% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6533?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2019-6533?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST