{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2021-29464", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "dateUpdated": "2024-08-03T22:02:51.950Z", "dateReserved": "2021-03-30T00:00:00", "datePublished": "2021-04-30T00:00:00"}, "containers": {"cna": {"title": "Heap buffer overflow in Exiv2::Jp2Image::encodeJp2Header", "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2023-12-22T10:06:29.577212"}, "descriptions": [{"lang": "en", "value": "Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A heap buffer overflow was found in Exiv2 versions v0.27.3 and earlier. The heap overflow is triggered when Exiv2 is used to write metadata into a crafted image file. An attacker could potentially exploit the vulnerability to gain code execution, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when writing the metadata, which is a less frequently used Exiv2 operation than reading the metadata. For example, to trigger the bug in the Exiv2 command-line application, you need to add an extra command-line argument such as `insert`. The bug is fixed in version v0.27.4."}], "affected": [{"vendor": "Exiv2", "product": "exiv2", "versions": [{"version": "< 0.27.4", "status": "affected"}]}], "references": [{"url": "https://github.com/Exiv2/exiv2/security/advisories/GHSA-jgm9-5fw5-pw9p"}, {"url": "https://github.com/Exiv2/exiv2/commit/f9308839198aca5e68a65194f151a1de92398f54"}, {"name": "FEDORA-2021-0b27f220bd", "tags": ["vendor-advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDMZTVQAZSMLPTDVDYLBHAAF7I5QXVYQ/"}, {"name": "FEDORA-2021-dde4d7d47e", "tags": ["vendor-advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3HKXR6JOVKMBE4HY4FDXNVZGNCQG6T3/"}, {"name": "GLSA-202312-06", "tags": ["vendor-advisory"], "url": "https://security.gentoo.org/glsa/202312-06"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-122 Heap-based Buffer Overflow", "cweId": "CWE-122"}]}], "source": {"advisory": "GHSA-jgm9-5fw5-pw9p", "discovery": "UNKNOWN"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T22:02:51.950Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/Exiv2/exiv2/security/advisories/GHSA-jgm9-5fw5-pw9p", "tags": ["x_transferred"]}, {"url": "https://github.com/Exiv2/exiv2/commit/f9308839198aca5e68a65194f151a1de92398f54", "tags": ["x_transferred"]}, {"name": "FEDORA-2021-0b27f220bd", "tags": ["vendor-advisory", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDMZTVQAZSMLPTDVDYLBHAAF7I5QXVYQ/"}, {"name": "FEDORA-2021-dde4d7d47e", "tags": ["vendor-advisory", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3HKXR6JOVKMBE4HY4FDXNVZGNCQG6T3/"}, {"name": "GLSA-202312-06", "tags": ["vendor-advisory", "x_transferred"], "url": "https://security.gentoo.org/glsa/202312-06"}]}]}}

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An attacker could potentially exploit the vulnerability to gain code execution, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when writing the metadata, which is a less frequently used Exiv2 operation than reading the metadata. For example, to trigger the bug in the Exiv2 command-line application, you need to add an extra command-line argument such as `insert`. The bug is fixed in version v0.27.4."}, {"lang": "es", "value": "Exiv2 es una utilidad de l\u00ednea de comandos y una biblioteca C++ para leer, escribir, eliminar y modificar los metadatos de archivos de imagen.&#xa0;Se encontr\u00f3 un desbordamiento del b\u00fafer de la memoria en Exiv2 versiones v0.27.3 y anteriores.&#xa0;El desbordamiento de la pila es activada cuando se usa Exiv2 para escribir metadatos en un archivo de imagen dise\u00f1ado.&#xa0;Un atacante podr\u00eda explotar potencialmente la vulnerabilidad para conseguir una ejecuci\u00f3n del c\u00f3digo, si puede enga\u00f1ar a la v\u00edctima para ejecutar Exiv2 en un archivo de imagen dise\u00f1ado.&#xa0;Tome en cuenta que este bug solo es activado al escribir los metadatos, que es una operaci\u00f3n Exiv2 que es usado con menos frecuencia que leer los metadatos.&#xa0;Por ejemplo, para desencadenar el bug en la aplicaci\u00f3n de l\u00ednea de comandos Exiv2, es necesario agregar un argumento de l\u00ednea de comando adicional como \"insert\".&#xa0;El bug se corrigi\u00f3 en la versi\u00f3n v0.27.4."}], "id": "CVE-2021-29464", "lastModified": "2024-11-21T06:01:10.107", "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": "[email protected]", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "[email protected]", "type": "Secondary"}, {"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": "[email protected]", "type": "Primary"}]}, "published": "2021-04-30T19:15:07.187", "references": [{"source": "[email protected]", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/Exiv2/exiv2/commit/f9308839198aca5e68a65194f151a1de92398f54"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://github.com/Exiv2/exiv2/security/advisories/GHSA-jgm9-5fw5-pw9p"}, {"source": "[email protected]", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3HKXR6JOVKMBE4HY4FDXNVZGNCQG6T3/"}, {"source": "[email protected]", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDMZTVQAZSMLPTDVDYLBHAAF7I5QXVYQ/"}, {"source": "[email protected]", "url": "https://security.gentoo.org/glsa/202312-06"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/Exiv2/exiv2/commit/f9308839198aca5e68a65194f151a1de92398f54"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/Exiv2/exiv2/security/advisories/GHSA-jgm9-5fw5-pw9p"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3HKXR6JOVKMBE4HY4FDXNVZGNCQG6T3/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDMZTVQAZSMLPTDVDYLBHAAF7I5QXVYQ/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202312-06"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "[email protected]", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "[email protected]", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2021:4173", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "exiv2-0:0.27.4-5.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-11-09T00:00:00Z"}], "bugzilla": {"description": "exiv2: Heap-based buffer overflow in Exiv2::Jp2Image::encodeJp2Header", "id": "1978105", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1978105"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-704->CWE-120", "details": ["Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A heap buffer overflow was found in Exiv2 versions v0.27.3 and earlier. The heap overflow is triggered when Exiv2 is used to write metadata into a crafted image file. An attacker could potentially exploit the vulnerability to gain code execution, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when writing the metadata, which is a less frequently used Exiv2 operation than reading the metadata. For example, to trigger the bug in the Exiv2 command-line application, you need to add an extra command-line argument such as `insert`. The bug is fixed in version v0.27.4."], "name": "CVE-2021-29464", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "exiv2", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "exiv2", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "exiv2", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2021-05-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-29464\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-29464"], "threat_severity": "Moderate", "upstream_fix": "exiv2 0.27.4"}