CVE-2018-1071

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A local attacker could exploit this to cause a denial of service."}, {"lang": "es", "value": "zsh, hasta la versi\u00f3n 5.4.2, es vulnerable a un desbordamiento de b\u00fafer basado en pila en la funci\u00f3n exec.c:hashcmd(). Un atacante local podr\u00eda explotar esta vulnerabilidad para provocar una denegaci\u00f3n de servicio (DoS)."}], "id": "CVE-2018-1071", "lastModified": "2026-06-17T01:50:25.093", "metrics": {"cvssMetricV2": [{"acInsufInfo": true, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-03-09T15:29:00.267", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/103359"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:3073"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1553531"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00038.html"}, {"source": "secalert@redhat.com", "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201805-10"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/3608-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/103359"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:3073"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1553531"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00038.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201805-10"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/3608-1/"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{"acknowledgement": "This issue was discovered by Richard Maciel Costa (Red Hat).", "affected_release": [{"advisory": "RHSA-2018:3073", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "zsh-0:5.0.2-31.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2018-10-30T00:00:00Z"}], "bugzilla": {"description": "zsh: Stack-based buffer overflow in exec.c:hashcmd()", "id": "1553531", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1553531"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.3", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "status": "verified"}, "cwe": "CWE-121", "details": ["zsh through version 5.4.2 is vulnerable to a stack-based buffer overflow in the exec.c:hashcmd() function. A local attacker could exploit this to cause a denial of service."], "name": "CVE-2018-1071", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "zsh", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "zsh", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "zsh", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2018-03-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-1071\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-1071"], "threat_severity": "Low"}

{}