What’s Vulnerable › Vulnerabilities

CVE-2024-45971

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-11-15 · updated 2026-06-17
• Weakness: CWE-120

Description

Multiple Buffer overflows in the MMS Client in MZ Automation LibIEC61850 before commit 1f52be9ddeae00e69cd43e4cac3cb4f0c880c4f0 allow a malicious server to cause a stack-based buffer overflow via the MMS IdentifyResponse message.

Affected products

• mz-automation libiec61850: before 1.6.0 — fixed in 1.6.0

How to fix

Upgrade to a fixed version: mz-automation libiec61850 1.6.0. Check the vendor advisory for mitigations.

References

• https://encs.eu/news/critical-security-vulnerabilities-discovered-in-mz-automations-mms-client/
• https://github.com/mz-automation/libiec61850/commit/1f52be9ddeae00e69cd43e4cac3cb4f0c880c4f0

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