SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-23770

Motorola MBTS Site Controller accepts hard-coded backdoor password.

CRITICAL 9.8EPSS 0.54%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Motorola MBTS Site Controller accepts hard-coded backdoor password. The Motorola MBTS Site Controller Man Machine Interface (MMI), allowing for service technicians to diagnose and configure the device, accepts a hard-coded backdoor password that cannot be changed or disabled.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.54% probability · 44th percentile
CISA KEV
Not listed
Weakness
CWE-259, CWE-798
Affected
motorola/mbts site controller firmware
Source
cert@ncsc.nl

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.