CVE-2023-21404

MEDIUMNVD 5.35.3—

5.3

AXIS OS 11.0.X - 11.3.x use a static RSA key in legacy LUA-components to protect Axis-specific source code. The static RSA key is not used in any other secure communication nor can it be used to compromise the device or any customer data.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 27.0%
KEV: Not listed

Published

May 8, 2023

Last Modified

January 29, 2025

References (2)

product-security@axishttps://www.axis.com/dam/public/07/0a/20/cve-2023-21404-en-US-398426.pdf
af854a3a-2127-422b-91ae-364da2661108https://www.axis.com/dam/public/07/0a/20/cve-2023-21404-en-US-398426.pdf

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 12× 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
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 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 22:29 UTCepss_batch
2026-05-29 13:43 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
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 01:44 UTCEG score recompute
2026-05-25 01:44 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-21404?

CVE-2023-21404 is a medium vulnerability published on May 8, 2023. AXIS OS 11.0.X - 11.3.x use a static RSA key in legacy LUA-components to protect Axis-specific source code. The static RSA key is not used in any other secure communication nor can it be used to compromise the device or any customer data.

When was CVE-2023-21404 disclosed?

CVE-2023-21404 was first published in the National Vulnerability Database on May 8, 2023, with the most recent update on January 29, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-21404 actively exploited?

CVE-2023-21404 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 27.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-21404?

CVE-2023-21404 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2023-21404?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-21404, 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-2023-21404

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-21404?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)