CVE-2023-43088

HIGHNVD 7.27.2—

7.2

Dell Client BIOS contains a pre-boot direct memory access (DMA) vulnerability. An authenticated attacker with physical access to the system may potentially exploit this vulnerability in order to execute arbitrary code on the device.

CVSS v3: 7.2
EG Score: 7.2(medium)
EPSS: 16.1%
KEV: Not listed

Published

December 22, 2023

Last Modified

November 21, 2024

References (2)

security_alert@emchttps://www.dell.com/support/kbdoc/en-us/000218223/dsa-2023-377
af854a3a-2127-422b-91ae-364da2661108https://www.dell.com/support/kbdoc/en-us/000218223/dsa-2023-377

Weakness Classification(1)

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

CWE-16

Data Freshness Timeline

(refreshed 10× in last 7d / 19× 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.

2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 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
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 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 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 11:34 UTCEG score recompute
2026-05-24 11:34 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-43088?

CVE-2023-43088 is a high vulnerability published on December 22, 2023. Dell Client BIOS contains a pre-boot direct memory access (DMA) vulnerability. An authenticated attacker with physical access to the system may potentially exploit this vulnerability in order to execute arbitrary code on the device.

When was CVE-2023-43088 disclosed?

CVE-2023-43088 was first published in the National Vulnerability Database on December 22, 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-2023-43088 actively exploited?

CVE-2023-43088 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 16.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-43088?

CVE-2023-43088 has a CVSS v3 base score of 7.2 (NVD).

How do I remediate CVE-2023-43088?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-43088, 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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CVE-2023-43088

📅 Published

🔄 Last Modified

🔗 References (2)