CVE-2023-0776
Last modified
CVE-2023-0776 is a critical-severity vulnerability rated 10/10 on the CVSS scale. Baicells Nova 436Q, Nova 430E, Nova 430I, and Neutrino 430 LTE TDD eNodeB devices with firmware through QRTB 2.12.7 are vulnerable to remote shell code exploitation via HTTP command injections. Commands are executed using pre-login execution and executed with root permissions. EPSS estimates a 1.19% chance of exploitation in the next 30 days.
Description
Baicells Nova 436Q, Nova 430E, Nova 430I, and Neutrino 430 LTE TDD eNodeB devices with firmware through QRTB 2.12.7 are vulnerable to remote shell code exploitation via HTTP command injections. Commands are executed using pre-login execution and executed with root permissions. The following methods below have been tested and validated by a 3rd party analyst and has been confirmed exploitable special thanks to Rustam Amin for providing the steps to reproduce.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Baicells | Neutrino 430 Firmware | <= qrtb_2.12.7 |
| Baicells | Nova430l Firmware | <= qrtb_2.12.7 |
| Baicells | Nova430e Firmware | <= qrtb_2.12.7 |
| Baicells | Nova436q Firmware | <= qrtb_2.12.7 |
References
- https://baicells.com/Service/FirmwarePatch, Vendor Advisory
- https://baicells.com/Service/FirmwarePatch, 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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