CVE-2023-21477

{"id": "CVE-2023-21477", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "mobile.security@samsung.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.9, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.8, "exploitabilityScore": 1.5}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2025-09-03T06:15:42.313", "references": [{"url": "https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=04", "tags": ["Vendor Advisory"], "source": "mobile.security@samsung.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "Access of Memory Location After End of Buffer vulnerability in TIGERF trustlet prior to SMR Apr-2023 Release 1 allows local attackers to access protected data."}], "lastModified": "2026-01-28T19:30:59.053", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:samsung:android:11.0:smr-apr-2021-r1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8D2D0083-0A85-47F7-A42D-2040A3BEC132"}, {"criteria": "cpe:2.3:o:samsung:android:11.0:smr-apr-2022-r1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0332BF16-0F1F-4733-ABCE-A1EA1366A5D9"}, {"criteria": 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