CVE-2023-23774
The Motorola MBTS Site Controller exposes a debug prompt on the device's serial port in case of an unhandled exception.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Motorola EBTS/MBTS Site Controller drops to debug prompt on unhandled exception. The Motorola MBTS Site Controller exposes a debug prompt on the device's serial port in case of an unhandled exception. This allows an attacker with physical access that is able to trigger such an exception to extract secret key material and/or gain arbitrary code execution on the device.
- CVSS 3.1
- 8.4 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.21% probability · 11th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-248, CWE-755
- Affected
- motorola/ebts site controller firmware · motorola/mbts site controller firmware
- Source
- cert@ncsc.nl
References
- https://tetraburst.com/Not Applicable
- https://tetraburst.com/Not Applicable
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.