CVE-2021-20836
Last modified
CVE-2021-20836 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Out-of-bounds read vulnerability in CX-Supervisor v4.0.0.13 and v4.0.0.16 allows an attacker with administrative privileges to cause information disclosure and/or arbitrary code execution by opening a specially crafted SCS project files.. EPSS estimates a 0.78% chance of exploitation in the next 30 days.
Description
Out-of-bounds read vulnerability in CX-Supervisor v4.0.0.13 and v4.0.0.16 allows an attacker with administrative privileges to cause information disclosure and/or arbitrary code execution by opening a specially crafted SCS project files.
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Omron | Cx-Supervisor | 4.0.0.13 |
| Omron | Cx-Supervisor | 4.0.0.16 |
References
- https://jvn.jp/en/vu/JVNVU90041391/index.htmlRelease Notes, Third Party Advisory
- https://www.myomron.com/index.php?action=kb&article=1692Patch, Vendor Advisory
- https://jvn.jp/en/vu/JVNVU90041391/index.htmlRelease Notes, Third Party Advisory
- https://www.myomron.com/index.php?action=kb&article=1692Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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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