{"id":"CVE-2023-21477","state":"PUBLISHED","title":"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.","description":"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.","publishedAt":"2025-09-03T05:17:09.145Z","updatedAt":"2026-02-26T17:49:46.467Z","severity":{"score":7.9,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N","source":"SamsungMobile"},"assigner":"SamsungMobile","products":["Samsung Mobile Samsung Mobile Devices"],"affected":[{"vendor":"Samsung Mobile","product":"Samsung Mobile Devices","defaultStatus":"affected","versions":[{"version":"SMR Apr-2023 Release in Android 11, 12, 13","status":"unaffected"}]}],"references":["https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=04"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:36.141Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/21xxx/CVE-2023-21477.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-21477","state":"PUBLISHED","datePublished":"2025-09-03T05:17:09.145Z","dateUpdated":"2026-02-26T17:49:46.467Z","assignerShortName":"SamsungMobile","assignerOrgId":"3af57064-a867-422c-b2ad-40307b65c458","dateReserved":"2022-11-14T08:58:53.182Z"},"containers":{"cna":{"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."}],"affected":[{"vendor":"Samsung Mobile","product":"Samsung Mobile Devices","defaultStatus":"affected","versions":[{"version":"SMR Apr-2023 Release in Android 11, 12, 13","status":"unaffected"}]}],"references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=04"}],"metrics":[{"format":"CVSS","cvssV3_1":{"version":"3.1","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseSeverity":"HIGH","baseScore":7.9,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-788: Access of Memory Location After End of Buffer"}]}],"providerMetadata":{"shortName":"SamsungMobile","orgId":"3af57064-a867-422c-b2ad-40307b65c458","dateUpdated":"2025-09-03T05:17:09.145Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-21477","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-09-04T03:55:20.535069Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-26T17:49:46.467Z"}}]}}}