CVE-2018-18834

9.8 criticalEPSS 2.1%

Critical (9.8) in mz-automation libiec61850. EPSS 2.1% chance of exploitation in the next 30 days.

An issue has been found in libIEC61850 v1.3. It is a heap-based buffer overflow in BerEncoder_encodeOctetString in mms/asn1/ber_encoder.c.

Severity

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2018-10-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19