CVE-2023-5138

MEDIUMNVD 6.86.8—

6.8

Glitch detection is not enabled by default for the CortexM33 core in Silicon Labs secure vault high parts EFx32xG2xB, except EFR32xG21B.

CVSS v3: 6.8
EG Score: 6.8(medium)
EPSS: 14.6%
KEV: Not listed

Published

January 3, 2024

Last Modified

November 21, 2024

References (4)

product-security@silabshttps://community.silabs.com/069Vm0000004f6DIAQ
product-security@silabshttps://github.com/SiliconLabs/gecko_sdk
af854a3a-2127-422b-91ae-364da2661108https://community.silabs.com/069Vm0000004f6DIAQ
af854a3a-2127-422b-91ae-364da2661108https://github.com/SiliconLabs/gecko_sdk

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 8× 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.

2026-05-27 13:40 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 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 11:05 UTCEG score recompute
2026-05-24 11:05 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-5138?

CVE-2023-5138 is a medium vulnerability published on January 3, 2024. Glitch detection is not enabled by default for the CortexM33 core in Silicon Labs secure vault high parts EFx32xG2xB, except EFR32xG21B.

When was CVE-2023-5138 disclosed?

CVE-2023-5138 was first published in the National Vulnerability Database on January 3, 2024, 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-2023-5138 actively exploited?

CVE-2023-5138 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 14.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-5138?

CVE-2023-5138 has a CVSS v3 base score of 6.8 (NVD).

How do I remediate CVE-2023-5138?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-5138, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-5138

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Is Your Infrastructure Affected by CVE-2023-5138?

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CVE-2023-5138

📅 Published

🔄 Last Modified

🔗 References (4)