high7.5
CVE-2021-22699
Improper Input Validation vulnerability exists in Modicon M241/M251 logic controllers firmware prior to V5.1.9.1 that could cause denial of service when specif…
Impact
Improper Input Validation vulnerability exists in Modicon M241/M251 logic controllers firmware prior to V5.1.9.1 that could cause denial of service when specific crafted requests are sent to the controller over HTTP.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Schneider-Electric | Modicon M241 Firmware | before 5.1.9.1 |
| Schneider-Electric | Modicon M251 Firmware | before 5.1.9.1 |