CVE-2023-28073

HIGHNVD 8.28.2—

8.2

Dell BIOS contains an improper authentication vulnerability. A locally authenticated malicious user may potentially exploit this vulnerability by bypassing certain authentication mechanisms in order to elevate privileges on the system.

CVSS v3: 8.2
EG Score: 8.2(medium)
EPSS: 1.4%
KEV: Not listed

Published

June 23, 2023

Last Modified

November 21, 2024

References (2)

security_alert@emchttps://www.dell.com/support/kbdoc/en-us/000213032/dsa-2023-160-dell-client
af854a3a-2127-422b-91ae-364da2661108https://www.dell.com/support/kbdoc/en-us/000213032/dsa-2023-160-dell-client

Weakness Classification(1)

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

CWE-287Improper Authentication

Data Freshness Timeline

(refreshed 10× 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.

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Frequently asked(5)

What is CVE-2023-28073?

CVE-2023-28073 is a high vulnerability published on June 23, 2023. Dell BIOS contains an improper authentication vulnerability. A locally authenticated malicious user may potentially exploit this vulnerability by bypassing certain authentication mechanisms in order to elevate privileges on the system.

When was CVE-2023-28073 disclosed?

CVE-2023-28073 was first published in the National Vulnerability Database on June 23, 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-2023-28073 actively exploited?

CVE-2023-28073 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-28073?

CVE-2023-28073 has a CVSS v3 base score of 8.2 (NVD).

How do I remediate CVE-2023-28073?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-28073, 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-2023-28073

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-28073?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)