How severe is CVE-2023-23773?

CVE-2023-23773 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-23773 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-23773?

CVE-2023-23773 primarily affects Motorola Ebts Base Radio Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-23773?

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

When was CVE-2023-23773 published?

CVE-2023-23773 was published on 2023-08-29 and last updated on 2026-06-17.

CVE-2023-23773

CVE-2023-23773 is a high-severity vulnerability in Motorola Ebts Base Radio Firmware with a CVSS 3.x base score of 7.2. 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-347.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-347
Affected product: Motorola Ebts Base Radio Firmware
Published: 2023-08-29
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2023-23773?: 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.
How severe is CVE-2023-23773?: CVE-2023-23773 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-23773 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-23773?: CVE-2023-23773 primarily affects Motorola Ebts Base Radio Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-23773?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-23773 published?: CVE-2023-23773 was published on 2023-08-29 and last updated on 2026-06-17.

References

https://tetraburst.com/

Affected products (2)

cpe:2.3:o:motorola:ebts_base_radio_firmware:r05.x2.57:*:*:*:*:*:*:*
cpe:2.3:o:motorola:mbts_base_radio_firmware:r05.x2.57:*:*:*:*:*:*:*

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