CVE-2023-30640

MEDIUMNVD 4.34.3—

4.3

Improper access control vulnerability in PersonaManagerService prior to SMR Jul-2023 Release 1 allows local attackers to change confiugration.

CVSS v3: 4.3
EG Score: 4.3(medium)
EPSS: 14.9%
KEV: Not listed

Published

July 6, 2023

Last Modified

November 21, 2024

References (2)

mobilehttps://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=07
af854a3a-2127-422b-91ae-364da2661108https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=07

Weakness Classification(1)

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

CWE-284Improper Access Control

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.

2026-06-04 13:11 UTCepss_batch
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2026-06-02 20:12 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch

Frequently asked(5)

What is CVE-2023-30640?

CVE-2023-30640 is a medium vulnerability published on July 6, 2023. Improper access control vulnerability in PersonaManagerService prior to SMR Jul-2023 Release 1 allows local attackers to change confiugration.

When was CVE-2023-30640 disclosed?

CVE-2023-30640 was first published in the National Vulnerability Database on July 6, 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-2023-30640 actively exploited?

CVE-2023-30640 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 14.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-30640?

CVE-2023-30640 has a CVSS v3 base score of 4.3 (NVD).

How do I remediate CVE-2023-30640?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-30640, 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-2023-30640

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-30640?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)