CVE-2019-6851
HIGHCVSS 7.5/10EPSS 29.89%
Last modified
CVE-2019-6851 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A CWE-538: File and Directory Information Exposure vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information from the controller when using TFTP protocol.. EPSS estimates a 29.89% chance of exploitation in the next 30 days.
Description
A CWE-538: File and Directory Information Exposure vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information from the controller when using TFTP protocol.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Schneider-Electric | Modicon M580 Firmware | All versions |
| Schneider-Electric | Modicon M340 Firmware | All versions |
| Schneider-Electric | Tsxmcpc002m Firmware | All versions |
| Schneider-Electric | Tsxmcpc512k Firmware | All versions |
| Schneider-Electric | Tsxmfpp001m Firmware | All versions |
| Schneider-Electric | Tsxmfpp002m Firmware | All versions |
| Schneider-Electric | Tsxmfpp004m Firmware | All versions |
| Schneider-Electric | Tsxmfpp512k Firmware | All versions |
| Schneider-Electric | Tsxmrpc001m Firmware | All versions |
| Schneider-Electric | Tsxmrpc002m Firmware | All versions |
| Schneider-Electric | Tsxmrpc003m Firmware | All versions |
| Schneider-Electric | Tsxmrpc007m Firmware | All versions |
| Schneider-Electric | Tsxmrpc01m7 Firmware | All versions |
| Schneider-Electric | Tsxmrpc768k Firmware | All versions |
| Schneider-Electric | Tsxmrpf004m Firmware | All versions |
| Schneider-Electric | Tsxmrpf008m Firmware | All versions |
| Schneider-Electric | Tsxmfp0128p2 Firmware | All versions |
| Schneider-Electric | Tsxmfp064p2 Firmware | All versions |
| Schneider-Electric | Tsxmfpp224k Firmware | All versions |
| Schneider-Electric | Tsxmfpp384k Firmware | All versions |
| Schneider-Electric | Tsxmrpc448k Firmware | All versions |
| Schneider-Electric | Tsxmrpp224k Firmware | All versions |
| Schneider-Electric | Tsxmrpp384k Firmware | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-6851?
A CWE-538: File and Directory Information Exposure vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information from the controller when using TFTP protocol.
How severe is CVE-2019-6851?
CVE-2019-6851 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 29.89% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6851?
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-2019-6851?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST