CVE-2021-25358

MEDIUMNVD 4.03.3▼

4.0

A vulnerability that stores IMSI values in an improper path prior to SMR APR-2021 Release 1 allows local attackers to access IMSI values without any permission via untrusted applications.

CVSS v3: 4.0
EG Score: 3.3(medium)
EPSS: 4.0%
KEV: Not listed

Published

April 9, 2021

Last Modified

November 21, 2024

References (4)

mobilehttps://security.samsungmobile.com/
mobilehttps://security.samsungmobile.com/securityUpdate.smsb
af854a3a-2127-422b-91ae-364da2661108https://security.samsungmobile.com/
af854a3a-2127-422b-91ae-364da2661108https://security.samsungmobile.com/securityUpdate.smsb

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 7× 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.

2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 18:32 UTCEG score recompute
2026-05-26 18:31 UTCGHSA enrichment
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2021-25358?

CVE-2021-25358 is a medium vulnerability published on April 9, 2021. A vulnerability that stores IMSI values in an improper path prior to SMR APR-2021 Release 1 allows local attackers to access IMSI values without any permission via untrusted applications.

When was CVE-2021-25358 disclosed?

CVE-2021-25358 was first published in the National Vulnerability Database on April 9, 2021, 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-2021-25358 actively exploited?

CVE-2021-25358 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-2021-25358?

CVE-2021-25358 has a CVSS v3 base score of 4.0 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 3.3.

How do I remediate CVE-2021-25358?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-25358, 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-2021-25358

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Is Your Infrastructure Affected by CVE-2021-25358?

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CVE-2021-25358

📅 Published

🔄 Last Modified

🔗 References (4)