CVE-2023-23773

HIGHNVD 7.27.2—
EchelonGraph scoreMEDIUM confidence

Score 7.2 from GitHub Security Advisory (severity: HIGH) published 2023-08-29. NVD baseline CVSS 7.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.2
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.2Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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 v3
7.2
EG Score
7.2(medium)
EG Risk
33(Track)
EG Risk 33/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity72% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
34.2%
KEV
Not listed

Published

August 29, 2023

Last Modified

November 21, 2024

References (2)

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 13× in last 7d / 47× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 105 total refreshes for this CVE.

  1. 2026-07-23 02:19 UTCEG score recompute
  2. 2026-07-22 23:07 UTCEG score recompute
  3. 2026-07-22 14:06 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2023-23773?
CVE-2023-23773 is a high vulnerability published on August 29, 2023. 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…
When was CVE-2023-23773 disclosed?
CVE-2023-23773 was first published in the National Vulnerability Database on August 29, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-23773 actively exploited?
CVE-2023-23773 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 34.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-23773?
CVE-2023-23773 has a CVSS v3 base score of 7.2 (NVD).
How do I remediate CVE-2023-23773?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-23773, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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