CVE-2023-0396

MEDIUMNVD 6.86.8—

6.8

A malicious / defective bluetooth controller can cause buffer overreads in the most functions that process HCI command responses.

CVSS v3: 6.8
EG Score: 6.8(medium)
EPSS: 29.8%
KEV: Not listed

Published

January 25, 2023

Last Modified

April 3, 2025

References (2)

vulnerabilities@zephyrprojecthttps://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8rpp-6vxq-pqg3
af854a3a-2127-422b-91ae-364da2661108https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8rpp-6vxq-pqg3

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 08:06 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-0396?

CVE-2023-0396 is a medium vulnerability published on January 25, 2023. A malicious / defective bluetooth controller can cause buffer overreads in the most functions that process HCI command responses.

When was CVE-2023-0396 disclosed?

CVE-2023-0396 was first published in the National Vulnerability Database on January 25, 2023, with the most recent update on April 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-0396 actively exploited?

CVE-2023-0396 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 29.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-0396?

CVE-2023-0396 has a CVSS v3 base score of 6.8 (NVD).

How do I remediate CVE-2023-0396?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-0396, 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.

Dependency Blast Radius

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CVE-2023-0396

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-0396?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)