SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-23773

The Motorola MBTS Base Radio lacks cryptographic signature validation for firmware update packages, allowing an authenticated attacker to gain arbitrary code execution, extract secret key material, and/or leave a persistent implant on the device.

HIGH 8.8EPSS 0.46%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Motorola EBTS/MBTS Base Radio fails to check firmware authenticity. The Motorola MBTS Base Radio lacks cryptographic signature validation for firmware update packages, allowing an authenticated attacker to gain arbitrary code execution, extract secret key material, and/or leave a persistent implant on the device.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.46% probability · 39th percentile
CISA KEV
Not listed
Weakness
CWE-347
Affected
motorola/ebts base radio firmware · motorola/mbts base radio firmware
Source
cert@ncsc.nl

References

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