CVE-2014-10070

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:zsh_project:zsh:*:*:*:*:*:*:*:*", "matchCriteriaId": "B7EB1908-5197-423D-BFF8-4766E8E36951", "versionEndIncluding": "5.0.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the environment (instead of treating them as literal numbers). That could allow local privilege escalation, under some specific and atypical conditions where zsh is being invoked in privilege-elevation contexts when the environment has not been properly sanitized, such as when zsh is invoked by sudo on systems where \"env_reset\" has been disabled."}, {"lang": "es", "value": "zsh, en versiones anteriores a la 5.0.7, permite la evaluaci\u00f3n de los valores- iniciales de las variables de enteros importadas del entorno (en lugar de tratarlas como n\u00fameros literales). Esto podr\u00eda permitir el escalado de privilegios local, bajo ciertas condiciones espec\u00edficas y at\u00edpicas, cuando zsh se est\u00e1 invocando en contextos de elevaci\u00f3n de privilegios en los que el entorno no se ha saneado correctamente, como cuando zsh se invoca en sistemas en los que se ha deshabilitado \"env_reset\"."}], "id": "CVE-2014-10070", "lastModified": "2026-06-17T00:04:11.053", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-02-27T22:29:00.247", "references": [{"source": "cve@mitre.org", "tags": ["Release Notes", "Third Party Advisory"], "url": "http://zsh.sourceforge.net/releases.html"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://sourceforge.net/p/zsh/code/ci/546203a770cec329e73781c3c8ab1078390aee72"}, {"source": "cve@mitre.org", "url": "https://usn.ubuntu.com/3593-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Third Party Advisory"], "url": "http://zsh.sourceforge.net/releases.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://sourceforge.net/p/zsh/code/ci/546203a770cec329e73781c3c8ab1078390aee72"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/3593-1/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-264"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "zsh: privilege escalation via environment variables", "id": "1549287", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1549287"}, "csaw": false, "cvss3": {"cvss3_base_score": "0.0", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:N", "status": "draft"}, "cwe": "CWE-95", "details": ["zsh before 5.0.7 allows evaluation of the initial values of integer variables imported from the environment (instead of treating them as literal numbers). That could allow local privilege escalation, under some specific and atypical conditions where zsh is being invoked in privilege-elevation contexts when the environment has not been properly sanitized, such as when zsh is invoked by sudo on systems where \"env_reset\" has been disabled."], "mitigation": {"lang": "en:us", "value": "Don't allow environment variables 'OPTIND' and 'TRY_BLOCK_ERROR' to be inherited by shells called through zsh.\nMitigated by default on Red Hat Enterprise Linux versions 5, 6 and 7, since this is the default configuration on those versions."}, "name": "CVE-2014-10070", "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:7", "fix_state": "Will not fix", "package_name": "zsh", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "zsh", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2018-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-10070\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-10070"], "statement": "Red Hat Product Security has rated this issue as having security impact of Low. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.", "threat_severity": "Low"}

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