What is CVE-2019-19931?

CVE-2019-19931 is a high-severity vulnerability in Mz-automation Libiec61850, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2019-12-23.

How severe is CVE-2019-19931?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Mz-automation Libiec61850

CVE-2019-19931

In libIEC61850 1.4.0, MmsValue_decodeMmsData in mms/iso_mms/server/mms_access_result.c has a heap-based buffer overflow.

Vulnerability class: Buffer Overflow

EPSS: 0.013 (66.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Mz-automation Libiec61850 — versions 1.4.0
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-19931?: CVE-2019-19931 is a high-severity vulnerability in Mz-automation Libiec61850, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2019-12-23.
How severe is CVE-2019-19931?: High severity. CVSS v3 base score is 8.8 out of 10.