What is CVE-2024-36702?

CVE-2024-36702 is a high-severity vulnerability in Mz-Automation Libiec61850, classified under Out-of-bounds Write. CVSS score: 7.4/10. Published 2024-06-11.

How severe is CVE-2024-36702?

High severity. CVSS v3 base score is 7.4 out of 10.

Buffer overflow in Mz-Automation Libiec61850

CVE-2024-36702

libiec61850 v1.5 was discovered to contain a heap overflow via the BerEncoder_encodeLength function at /asn1/ber_encoder.c.

Vulnerability class: Buffer Overflow

Published 2024-06-11 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (14.5th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Mz-Automation Libiec61850 — versions 1.5

Weakness classification (CWE)

References

github.com/mz-automation/libiec61850 (Product)
af854a3a-2127-422b-91ae-364da2661108 (Product, Release Notes)
github.com/mz-automation/libiec61850/issues/505 (Exploit, Issue Tracking)

Frequently asked questions

What is CVE-2024-36702?: CVE-2024-36702 is a high-severity vulnerability in Mz-Automation Libiec61850, classified under Out-of-bounds Write. CVSS score: 7.4/10. Published 2024-06-11.
How severe is CVE-2024-36702?: High severity. CVSS v3 base score is 7.4 out of 10.