CVE-2023-49621
Last modified
CVE-2023-49621 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.7). The "intermediate installation" system state of the affected application uses default credential with admin privileges. EPSS estimates a 0.60% chance of exploitation in the next 30 days.
Description
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.7). The "intermediate installation" system state of the affected application uses default credential with admin privileges. An attacker could use the credentials to gain complete control of the affected device.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Siemens | Simatic Cn 4100 Firmware | < 2.7 |
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-777015.pdfPatch, Vendor Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-777015.pdfPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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