Description
An unauthenticated remote attacker can trigger a firmware update download via the OCPP backend by supplying an invalid firmware file. This will cause the file to remain accessible for a short period before it is deleted due to improper locking during the cleanup process.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Phoenix Contact | CHARX SEC-3150 | 1.0.0 – < 1.9.1 | 1.9.1 |
| Phoenix Contact | CHARX SEC-3100 | 1.0.0 – < 1.9.1 | 1.9.1 |
| Phoenix Contact | CHARX SEC-3050 | 1.0.0 – < 1.9.1 | 1.9.1 |
| Phoenix Contact | CHARX SEC-3000 | 1.0.0 – < 1.9.1 | 1.9.1 |