CVE-2021-22745
Last modified
CVE-2021-22745 is a low-severity vulnerability rated 3.9/10 on the CVSS scale. Improper Check for Unusual or Exceptional Conditions vulnerability exists in Triconex Model 3009 MP installed on Tricon V11.3.x systems that could cause module reset when TCM receives malformed TriStation packets while the write-protect keyswitch is in the program position. This CVE ID is unique from CVE-2021-22742, CVE-2021-22744, CVE-2021-22746, and CVE-2021-22747.. EPSS estimates a 0.25% chance of exploitation in the next 30 days.
Description
Improper Check for Unusual or Exceptional Conditions vulnerability exists in Triconex Model 3009 MP installed on Tricon V11.3.x systems that could cause module reset when TCM receives malformed TriStation packets while the write-protect keyswitch is in the program position. This CVE ID is unique from CVE-2021-22742, CVE-2021-22744, CVE-2021-22746, and CVE-2021-22747.
Metrics
CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Schneider-Electric | Triconex Model 3009 Mp Firmware | >= 11.3.0, < 11.8.0 |
| Schneider-Electric | Tcm 4351b Firmware | >= 11.3.0, < 11.5.1 |
| Schneider-Electric | Tcm 4351b Firmware | 11.7.0 |
References
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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