Vulnerability Description
A heap buffer overflow in the HighPriorityASDUQueue_hasUnconfirmedIMessages function of lib60870 v2.3.3 to v2.3.6 allows attackers to cause a Denial of Service (DoS) via a crafted payload.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Related Weaknesses (CWE)
References
- https://github.com/mz-automation/lib60870
- https://github.com/mz-automation/lib60870/issues/196
- https://github.com/mz-automation/lib60870/releases
- https://github.com/mz-automation/lib60870/issues/196
FAQ
What is CVE-2026-51219?
CVE-2026-51219 is a vulnerability with a CVSS score of 7.5 (HIGH). A heap buffer overflow in the HighPriorityASDUQueue_hasUnconfirmedIMessages function of lib60870 v2.3.3 to v2.3.6 allows attackers to cause a Denial of Service (DoS) via a crafted payload.
How severe is CVE-2026-51219?
CVE-2026-51219 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-51219?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.