CVE-2021-29630

{"containers": {"cna": {"affected": [{"product": "FreeBSD", "vendor": "n/a", "versions": [{"status": "affected", "version": "FreeBSD 13.0-RELEASE before p4, 12.2-RELEASE before p10, 11.4-RELEASE before p13"}]}], "descriptions": [{"lang": "en", "value": "In FreeBSD 13.0-STABLE before n246938-0729ba2f49c9, 12.2-STABLE before r370383, 11.4-STABLE before r370381, 13.0-RELEASE before p4, 12.2-RELEASE before p10, and 11.4-RELEASE before p13, the ggatec daemon does not validate the size of a response before writing it to a fixed-sized buffer allowing a malicious attacker in a privileged network position to overwrite the stack of ggatec and potentially execute arbitrary code."}], "problemTypes": [{"descriptions": [{"description": "Buffer Copy without Checking Size of Input", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-09-23T12:06:58.000Z", "orgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "shortName": "freebsd"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:14.ggatec.asc"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://security.netapp.com/advisory/ntap-20210923-0005/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "secteam@freebsd.org", "ID": "CVE-2021-29630", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "FreeBSD", "version": {"version_data": [{"version_value": "FreeBSD 13.0-RELEASE before p4, 12.2-RELEASE before p10, 11.4-RELEASE before p13"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In FreeBSD 13.0-STABLE before n246938-0729ba2f49c9, 12.2-STABLE before r370383, 11.4-STABLE before r370381, 13.0-RELEASE before p4, 12.2-RELEASE before p10, and 11.4-RELEASE before p13, the ggatec daemon does not validate the size of a response before writing it to a fixed-sized buffer allowing a malicious attacker in a privileged network position to overwrite the stack of ggatec and potentially execute arbitrary code."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Buffer Copy without Checking Size of Input"}]}]}, "references": {"reference_data": [{"name": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:14.ggatec.asc", "refsource": "MISC", "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:14.ggatec.asc"}, {"name": "https://security.netapp.com/advisory/ntap-20210923-0005/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210923-0005/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T22:11:06.118Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:14.ggatec.asc"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://security.netapp.com/advisory/ntap-20210923-0005/"}]}]}, "cveMetadata": {"assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "assignerShortName": "freebsd", "cveId": "CVE-2021-29630", "datePublished": "2021-08-30T18:01:08.000Z", "dateReserved": "2021-03-30T00:00:00.000Z", "dateUpdated": "2024-08-03T22:11:06.118Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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13.0-STABLE anteriores a n246938-0729ba2f49c9, 12.2-STABLE anteriores a r370383, 11.4-STABLE anteriores a r370381, 13.0-RELEASE anteriores a p4, 12.2-RELEASE anteriores a p10, y 11. 4-RELEASE anteriores a p13, el demonio ggatec no comprueba el tama\u00f1o de una respuesta antes de escribirla en un b\u00fafer de tama\u00f1o fijo, permitiendo a un atacante malicioso en una posici\u00f3n de red privilegiada sobrescribir la pila de ggatec y ejecutar potencialmente c\u00f3digo arbitrario."}], "id": "CVE-2021-29630", "lastModified": "2026-06-17T03:48:03.690", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "HIGH", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.6, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:H/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 4.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-30T19:15:08.610", "references": [{"source": "secteam@freebsd.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:14.ggatec.asc"}, {"source": "secteam@freebsd.org", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20210923-0005/"}, {"source": 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