What’s Vulnerable › Vulnerabilities
CVE-2024-8938
- Severity: high (CVSS 8.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-11-13 · updated 2026-06-17
- Weakness: CWE-119
Description
CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists that could cause a potential arbitrary code execution after a successful Man-In-The-Middle attack followed by sending a crafted Modbus function call to tamper with memory area involved in memory size computation.
Affected products
- Schneider Electric SE Modicon M340: before SV3.65 — fixed in SV3.65
- Schneider-Electric Modicon Mc80: all versions
- Schneider-Electric Modicon Momentum Unity M1E Processor: all versions
How to fix
Upgrade to a fixed version: Schneider Electric SE Modicon M340 SV3.65. Check the vendor advisory for mitigations.
References
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