Vulnerability · Published Nov 13, 2024 · Assigned by schneider
CVE-2024-8936
Medium 6.5
In plain English
A medium-severity improper input validation in Modicon M340 CPU (part numbers BMXP34*) from Schneider Electric. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 43% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.5%top 57.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
CWE-20: Improper Input Validation vulnerability exists that could lead to loss of confidentiality of controller memory after a successful Man-In-The-Middle attack followed by sending a crafted Modbus function call used to tamper with memory.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Schneider Electric | Modicon M340 CPU (part numbers BMXP34*) | Versions prior to SV3.65 |
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N