CVE-2019-19958

6.5 mediumEPSS 0.9%

Medium (6.5) in mz-automation libiec61850. EPSS 0.9% chance of exploitation in the next 30 days.

In libIEC61850 1.4.0, StringUtils_createStringFromBuffer in common/string_utilities.c has an integer signedness issue that could lead to an attempted excessive memory allocation and denial of service.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)
CWEs: CWE-681, CWE-770
Published: 2019-12-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mz-automation:libiec61850

References

https://github.com/mz-automation/libiec61850/issues/198
https://github.com/mz-automation/libiec61850/issues/198

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