CVE-2024-45969

HIGH

7.5

CVSS Score

Published: November 15, 2024 at 12:00 AM UTC

Updated: June 17, 2026 at 07:55 AM UTC

2 products affected across 1 vendorLIBIEC61850Automation LIBIEC61850

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Severity

HIGH7.5

Exploit prediction

EPSS 0.5%

SSVC

No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Automation LIBIEC61850 · Mz Automation

60%

v < 7afa40390b26ad1f4cf93deaa0052fe7e357ef33

LIBIEC61850 · Mz Automation

60%

v < 7afa40390b26ad1f4cf93deaa0052fe7e357ef33

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: [email protected]

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

Source: [email protected]

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

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHCISA-ADP

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-476

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