CVE-2021-26833

{"id": "CVE-2021-26833", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2021-04-06T16:15:16.457", "references": [{"url": "https://beefaaubee.medium.com/cve-2021-26833-cleartext-storage-in-a-file-or-on-disk-in-timelybills-1-7-0-5760dc461bd0", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://beefaaubee.medium.com/cve-2021-26833-cleartext-storage-in-a-file-or-on-disk-in-timelybills-1-7-0-5760dc461bd0", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-459"}]}], "descriptions": [{"lang": "en", "value": "Cleartext Storage in a File or on Disk in TimelyBills <= 1.7.0 for iOS and versions <= 1.21.115 for Android allows attacker who can locally read user's files obtain JWT tokens for user's account due to insufficient cache clearing mechanisms. A threat actor can obtain sensitive user data by decoding the tokens as JWT is signed and encoded, not encrypted."}, {"lang": "es", "value": "Un almacenamiento de texto sin cifrar en un archivo o en disco en TimelyBills versiones anteriores a 1.7.0 incluy\u00e9ndola para iOS y versiones anteriores a 1.21.115 incluy\u00e9ndola para Android, permite a un atacante que puede leer localmente los archivos del usuario obtener tokens JWT para la cuenta del usuario debido a mecanismos de limpieza de cach\u00e9 insuficientes.&#xa0;Un actor de amenazas puede obtener datos confidenciales del usuario al decodificar los tokens, ya que JWT est\u00e1 firmado y codificado, no cifrado"}], "lastModified": "2024-11-21T05:56:52.827", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:timelybills:timelybills:*:*:*:*:*:iphone_os:*:*", "vulnerable": true, "matchCriteriaId": "A6EBEB96-942E-4243-B4BC-951D4E2B2FF8", "versionEndIncluding": "1.7.0"}, {"criteria": "cpe:2.3:a:timelybills:timelybills:*:*:*:*:*:android:*:*", "vulnerable": true, "matchCriteriaId": "242D7848-F6A0-4AF2-BA95-F2F7EAA3609C", "versionEndIncluding": "1.21.115"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}