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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gnu:bash:4.3:*:*:*:*:*:*:*", "matchCriteriaId": "BC1DAC9F-711C-47EA-9BBC-0EDB2AF0A1AC", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The expansion of '\\h' in the prompt string in bash 4.3 allows remote authenticated users to execute arbitrary code via shell metacharacters placed in 'hostname' of a machine."}, {"lang": "es", "value": "La expansi\u00f3n de \\h en la l\u00ednea de comandos en bash 4.3 permite a los usuarios autenticados remotos ejecutar c\u00f3digo arbitrario mediante metacaracteres shell ubicados en 'hostname' de la m\u00e1quina."}], "id": "CVE-2016-0634", "lastModified": "2018-01-05T02:30:27.057", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.6, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-08-28T15:29:01.487", "references": [{"source": "secalert_us@oracle.com", "url": "http://rhn.redhat.com/errata/RHSA-2017-0725.html"}, {"source": "secalert_us@oracle.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/09/16/12"}, {"source": "secalert_us@oracle.com", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/09/16/8"}, {"source": "secalert_us@oracle.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/09/18/11"}, {"source": "secalert_us@oracle.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/09/19/7"}, {"source": "secalert_us@oracle.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/09/20/1"}, {"source": "secalert_us@oracle.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/09/27/9"}, {"source": "secalert_us@oracle.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/09/29/27"}, {"source": "secalert_us@oracle.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/10/07/6"}, {"source": "secalert_us@oracle.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/10/10/3"}, {"source": "secalert_us@oracle.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/10/10/4"}, {"source": "secalert_us@oracle.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/92999"}, {"source": "secalert_us@oracle.com", "url": "https://access.redhat.com/errata/RHSA-2017:1931"}, {"source": "secalert_us@oracle.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory", "VDB Entry"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1377613"}, {"source": "secalert_us@oracle.com", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201612-39"}], "sourceIdentifier": "secalert_us@oracle.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2017:0725", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "bash-0:4.1.2-48.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2017-03-21T00:00:00Z"}, {"advisory": "RHSA-2017:1931", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "bash-0:4.2.46-28.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-08-01T00:00:00Z"}], "bugzilla": {"description": "bash: Arbitrary code execution via malicious hostname", "id": "1377613", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1377613"}, "csaw": false, "cvss": {"cvss_base_score": "3.7", "cvss_scoring_vector": "AV:L/AC:H/Au:N/C:P/I:P/A:P", "status": "verified"}, "cvss3": {"cvss3_base_score": "4.9", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L", "status": "verified"}, "details": ["The expansion of '\\h' in the prompt string in bash 4.3 allows remote authenticated users to execute arbitrary code via shell metacharacters placed in 'hostname' of a machine.", "An arbitrary command injection flaw was found in the way bash processed the hostname value. A malicious DHCP server could use this flaw to execute arbitrary commands on the DHCP client machines running bash under specific circumstances."], "name": "CVE-2016-0634", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "bash", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2015-10-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-0634\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-0634"], "threat_severity": "Moderate"}