How severe is CVE-2023-23770?

CVE-2023-23770 has a CVSS 3.x base score of 9.4, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.

Is CVE-2023-23770 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-23770?

CVE-2023-23770 affects Motorola Mbts Site Controller Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-23770?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-23770 published?

CVE-2023-23770 was published on 2023-08-29 and last updated on 2026-06-17.

CVE-2023-23770

CVE-2023-23770 is a critical-severity vulnerability in Motorola Mbts Site Controller Firmware with a CVSS 3.x base score of 9.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-798.

Key facts

Severity: Critical (CVSS 3.x base score 9.4)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Motorola Mbts Site Controller Firmware
Published: 2023-08-29
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2023-23770?: 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.
How severe is CVE-2023-23770?: CVE-2023-23770 has a CVSS 3.x base score of 9.4, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.
Is CVE-2023-23770 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-23770?: CVE-2023-23770 affects Motorola Mbts Site Controller Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-23770?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-23770 published?: CVE-2023-23770 was published on 2023-08-29 and last updated on 2026-06-17.

References

https://tetraburst.com/

Affected products (1)

cpe:2.3:o:motorola:mbts_site_controller_firmware:r05.32.58:*:*:*:*:*:*:*

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