Vulnerability · Published Nov 13, 2024 · Assigned by schneider
CVE-2024-8933
High 7.5
In plain English
A high-severity security flaw 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 0.3% (higher than 23% of all known vulnerabilities).
Official description
CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability exists that could cause retrieval of password hash that could lead to denial of service and loss of confidentiality and integrity of controllers. To be successful, the attacker needs to inject themself inside the logical network while a valid user uploads or downloads a project file into the controller.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Schneider Electric | Modicon M340 CPU (part numbers BMXP34*) | All versions |
| Schneider Electric | Modicon MC80 (part numbers BMKC80) | All versions |
| Schneider Electric | Modicon Momentum Unity M1E Processor (171CBU*) | All Versions |
Weakness: CWE-924 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H