CVE-2023-23436

HIGHNVD 7.37.3—

7.3

Some Honor products are affected by signature management vulnerability, successful exploitation could cause the forged system file overwrite the correct system file

CVSS v3: 7.3
EG Score: 7.3(medium)
EPSS: 4.0%
KEV: Not listed

Published

December 29, 2023

Last Modified

January 27, 2026

References (2)

3836d913-7555-4dd0-a509-f5667fdf5fe4https://www.hihonor.com/global/security/cve-2023-23436/
af854a3a-2127-422b-91ae-364da2661108https://www.hihonor.com/global/security/cve-2023-23436/

Weakness Classification(1)

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

CWE-347Improper Verification of Cryptographic Signature

Data Freshness Timeline

(refreshed 14× 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
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2026-06-01 13:51 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
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2026-05-28 13:43 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
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2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2023-23436?

CVE-2023-23436 is a high vulnerability published on December 29, 2023. Some Honor products are affected by signature management vulnerability, successful exploitation could cause the forged system file overwrite the correct system file

When was CVE-2023-23436 disclosed?

CVE-2023-23436 was first published in the National Vulnerability Database on December 29, 2023, with the most recent update on January 27, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-23436 actively exploited?

CVE-2023-23436 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 4.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-23436?

CVE-2023-23436 has a CVSS v3 base score of 7.3 (NVD).

How do I remediate CVE-2023-23436?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-23436, 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-2023-23436

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-23436?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)