CVE-2024-45969

HIGH

MZ Automation LibIEC1850 - NULL Pointer Dereference in MMS Client

Title source: llm

Description

NULL pointer dereference in the MMS Client in MZ Automation LibIEC1850 before commit 7afa40390b26ad1f4cf93deaa0052fe7e357ef33 allows a malicious server to Cause a Denial-of-Service via the MMS InitiationResponse message.

References (2)

Core 2

Core References

Various Sources

https://encs.eu/news/critical-security-vulnerabilities-discovered-in-mz-automations-mms-client/

Patch

https://github.com/mz-automation/libiec61850/commit/7afa40390b26ad1f4cf93deaa0052fe7e357ef33

View Patch ZIP pw:eip

Scores

CVSS v3 7.5

EPSS 0.0031

EPSS Percentile 54.4%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-476

Status published

Published Nov 15, 2024

Tracked Since Feb 18, 2026