What is CVE-2019-1010300?

CVE-2019-1010300 is a high-severity vulnerability in Mz-Automation Libiec61850, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2019-07-15.

How severe is CVE-2019-1010300?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Mz-Automation Libiec61850

CVE-2019-1010300

mz-automation libiec61850 1.3.2 1.3.1 1.3.0 is affected by: Buffer Overflow. The impact is: Software crash. The component is: server_example_complex_array. The attack vector is: Send a specific MMS protocol packet.

Vulnerability class: Buffer Overflow

Published 2019-07-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.013 (70.0th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Mz-Automation Libiec61850 — versions 1.3.0, 1.3.2, 1.3.1

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

github.com/mz-automation/libiec61850/issues/127 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2019-1010300?: CVE-2019-1010300 is a high-severity vulnerability in Mz-Automation Libiec61850, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2019-07-15.
How severe is CVE-2019-1010300?: High severity. CVSS v3 base score is 7.5 out of 10.