CVE-2020-28214
Last modified
CVE-2020-28214 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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.. EPSS estimates a 0.72% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Schneider-Electric | Modicon M221 Firmware | All versions |
References
- https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04Third Party Advisory, US Government Resource
- https://www.se.com/ww/en/download/document/SEVD-2020-315-05/Vendor Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-20-343-04Third Party Advisory, US Government Resource
- https://www.se.com/ww/en/download/document/SEVD-2020-315-05/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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