CVE-2023-31116

CRITICALNVD 9.89.8—

9.8

An issue was discovered in the Shannon RCS component in Samsung Exynos Modem 5123 and 5300. An incorrect default permission can cause unintended querying of RCS capability via a crafted application.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 52.5%
KEV: Not listed

Published

June 7, 2023

Last Modified

January 7, 2025

References (2)

cve@mitrehttps://semiconductor.samsung.com/support/quality-support/product-security-updates/
af854a3a-2127-422b-91ae-364da2661108https://semiconductor.samsung.com/support/quality-support/product-security-updates/

Weakness Classification(1)

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

CWE-276Incorrect Default Permissions

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
2026-06-04 13:11 UTCepss_batch
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
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 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
2026-05-28 13:43 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

Frequently asked(5)

What is CVE-2023-31116?

CVE-2023-31116 is a critical vulnerability published on June 7, 2023. An issue was discovered in the Shannon RCS component in Samsung Exynos Modem 5123 and 5300. An incorrect default permission can cause unintended querying of RCS capability via a crafted application.

When was CVE-2023-31116 disclosed?

CVE-2023-31116 was first published in the National Vulnerability Database on June 7, 2023, with the most recent update on January 7, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-31116 actively exploited?

CVE-2023-31116 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 52.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-31116?

CVE-2023-31116 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-31116?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-31116, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-31116

Explore →

Is Your Infrastructure Affected by CVE-2023-31116?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2023-31116

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-31116?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)