{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2021-38185", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2023-06-04T00:00:00", "dateReserved": "2021-08-07T00:00:00", "datePublished": "2021-08-07T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-06-04T00:00:00"}, "descriptions": [{"lang": "en", "value": "GNU cpio through 2.13 allows attackers to execute arbitrary code via a crafted pattern file, because of a dstring.c ds_fgetstr integer overflow that triggers an out-of-bounds heap write. NOTE: it is unclear whether there are common cases where the pattern file, associated with the -E option, is untrusted data."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/fangqyi/cpiopwn"}, {"url": "https://lists.gnu.org/archive/html/bug-cpio/2021-08/msg00000.html"}, {"url": "https://lists.gnu.org/archive/html/bug-cpio/2021-08/msg00002.html"}, {"url": "https://git.savannah.gnu.org/cgit/cpio.git/commit/?id=dd96882877721703e19272fe25034560b794061b"}, {"name": "[debian-lts-announce] 20230604 [SECURITY] [DLA 3445-1] cpio security update", "tags": ["mailing-list"], "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00007.html"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gnu:cpio:*:*:*:*:*:*:*:*", "matchCriteriaId": "0A33B0EB-9D43-46C7-8F49-7BC8B11E83E4", "versionEndIncluding": "2.13", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "GNU cpio through 2.13 allows attackers to execute arbitrary code via a crafted pattern file, because of a dstring.c ds_fgetstr integer overflow that triggers an out-of-bounds heap write. NOTE: it is unclear whether there are common cases where the pattern file, associated with the -E option, is untrusted data."}, {"lang": "es", "value": "GNU cpio versiones hasta 2.13, permite a atacantes ejecutar c\u00f3digo arbitrario por medio de un archivo de patrones dise\u00f1ado, debido a un desbordamiento de enteros en el archivo dstring.c en la funci\u00f3n ds_fgetstr que desencadena una escritura de pila fuera de l\u00edmites. NOTA: no est\u00e1 claro si hay casos comunes en los que el archivo de patrones, asociado con la opci\u00f3n -E, son datos no confiables"}], "id": "CVE-2021-38185", "lastModified": "2023-06-04T22:15:22.327", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-08T00:15:07.027", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://git.savannah.gnu.org/cgit/cpio.git/commit/?id=dd96882877721703e19272fe25034560b794061b"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/fangqyi/cpiopwn"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00007.html"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Mailing List", "Vendor Advisory"], "url": "https://lists.gnu.org/archive/html/bug-cpio/2021-08/msg00000.html"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Mailing List", "Vendor Advisory"], "url": "https://lists.gnu.org/archive/html/bug-cpio/2021-08/msg00002.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-190"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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