Description
A CWE-760: Use of a One-Way Hash with a Predictable Salt vulnerability exists in Modicon M221 (all references, all versions), that could allow an attacker to pre-compute the hash value using dictionary attack technique such as rainbow tables, effectively disabling the protection that an unpredictable salt would provide.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Modicon M221 (all references, all versions) | Modicon M221 (all references, all versions) | — |
Advisories 2
- SEVD-2020-315-05 Modicon M100/M200/M221 Programmable Logic Controller Schneider Electric CPCERT · Jan 12, 2021
- ICSA-20-343-04 Schneider Electric Modicon M221 Programmable Logic Controller CISA ICS & IT advisories · Dec 8, 2020