PT-2024-31863 · Unknown · Libiec61850

Mzillgit · Published 2024-11-15 · Updated 2025-10-01 · CVE-2024-45970

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions LibIEC61850 versions before commit ac925fae8e281ac6defcd630e9dd756264e9c5bc

Description The issue is related to multiple buffer overflows in the MMS Client of LibIEC61850. A malicious server can cause a stack-based buffer overflow via the MMS FileDirResponse message. This can be exploited by a malicious server.

Recommendations For versions before commit ac925fae8e281ac6defcd630e9dd756264e9c5bc, update to a version that includes the fix for the buffer overflow vulnerabilities. As a temporary workaround, consider restricting access to the MMS Client to minimize the risk of exploitation.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2024-45970

Affected Products

Libiec61850

References · 8

• https://github.com/mz-automation/libiec61850/commit/ac925fae8e281ac6defcd630e9dd756264e9c5bc · Patch
• https://osv.dev/vulnerability/CVE-2024-45970 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-45970 · Security Note
• https://t.me/cveNotify/137077 · Telegram Post
• https://encs.eu/news/critical-security-vulnerabilities-discovered-in-mz-automations-mms-client · Note
• https://twitter.com/CVEnew/status/1857557163067191619 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1857619984836436248 · Twitter Post
• https://t.me/cvedetector/11154 · Telegram Post