CVE-2024-45970
CWE-120Published: November 15, 2024· Updated: Jun 17, 2026
Official Description
Multiple Buffer overflows in the MMS Client in MZ Automation LibIEC61850 before commit ac925fae8e281ac6defcd630e9dd756264e9c5bc allow a malicious server to cause a stack-based buffer overflow via the MMS FileDirResponse message.
Risk Analysis
MZ Automation LibIEC61850 is affected by a critical stack-based buffer overflow in its MMS Client, triggered by a malicious FileDirResponse message. The CVSS score of 9.8 reflects the high severity of this remote code execution risk.
There is no known public exploit for this vulnerability, and it is not currently listed in the CISA KEV catalog. It is remotely exploitable with low attack complexity.
Update to a version of LibIEC61850 beyond commit ac925fae8e281ac6defcd630e9dd756264e9c5bc.
Technical Analysis
CVE-2024-45970 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-120)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2024-45970 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts