Critical severity · published Nov 15, 2024
CVE-2024-45971
Multiple Buffer overflows in the MMS Client in MZ Automation LibIEC61850 before commit 1f52be9ddeae00e69cd43e4cac3cb4f0c880c4f0 allow a malicious server to cause a stack-based…
9.8
CVSS
0.6%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libiec61850 · Mz-automation
before 1.6.0 · source: NVD
LI
Lib60870 · Mz-automation
before ac925fae8e281ac6defcd630e9dd756264e9c5bc · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-45971
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-45971
Third Party Advisory
https://encs.eu/news/critical-security-vulnerabilities-discovered-in-mz-automations-mms-client/
Patch
https://github.com/mz-automation/libiec61850/commit/1f52be9ddeae00e69cd43e4cac3cb4f0c880c4f0
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