CVE-2021-23859
Last modified
CVE-2021-23859 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An unauthenticated attacker is able to send a special HTTP request, that causes a service to crash. In case of a standalone VRM or BVMS with VRM installation this crash also opens the possibility to send further unauthenticated commands to the service. EPSS estimates a 0.97% chance of exploitation in the next 30 days.
Description
An unauthenticated attacker is able to send a special HTTP request, that causes a service to crash. In case of a standalone VRM or BVMS with VRM installation this crash also opens the possibility to send further unauthenticated commands to the service. On some products the interface is only local accessible lowering the CVSS base score. For a list of modified CVSS scores, please see the official Bosch Advisory Appendix chapter Modified CVSS Scores for CVE-2021-23859
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Bosch | Bosch Video Management System | <= 9.0 |
| Bosch | Bosch Video Management System | >= 10.0, < 10.0.2 |
| Bosch | Bosch Video Management System | 10.1 |
| Bosch | Bosch Video Management System | 11.0 |
| Bosch | Video Recording Manager | <= 3.81 |
| Bosch | Video Recording Manager | >= 3.82, <= 3.82.0057 |
| Bosch | Video Recording Manager | >= 3.83, <= 3.83.0021 |
| Bosch | Video Recording Manager | >= 4.0, <= 4.00.0070 |
| Bosch | Access Easy Controller Firmware | <= 2.9.1.0 |
| Bosch | Access Professional Edition | <= 3.8.0 |
| Bosch | Building Integration System | <= 4.9 |
| Bosch | Video Recording Manager Exporter | >= 2.1, <= 2.10.0008 |
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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