CVE-2017-1000368

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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:sudo_project:sudo:*:*:*:*:*:*:*:*", "matchCriteriaId": "A1E57286-1794-4942-9C9F-884B76550AE0", "versionEndIncluding": "1.8.20", "vulnerable": true}, {"criteria": "cpe:2.3:a:sudo_project:sudo:1.8.20:p1:*:*:*:*:*:*", "matchCriteriaId": "F2148E02-139E-45BD-A636-E9E1A0FEAF65", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Todd Miller's sudo version 1.8.20p1 and earlier is vulnerable to an input validation (embedded newlines) in the get_process_ttyname() function resulting in information disclosure and command execution."}, {"lang": "es", "value": "La versi\u00f3n 1.8.20p1 y anteriores de sudo de Todd Miller es vulnerable a una validaci\u00f3n de entradas (nuevas l\u00edneas embebidas) en la funci\u00f3n get_process_ttyname() que da lugar a una revelaci\u00f3n de informaci\u00f3n y la ejecuci\u00f3n de comandos."}], "id": "CVE-2017-1000368", "lastModified": "2026-06-17T00:59:02.587", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.5, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-06-05T16:29:00.200", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/98838"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:1574"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10205"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201710-04"}, {"source": "cve@mitre.org", "url": "https://usn.ubuntu.com/3968-1/"}, {"source": "cve@mitre.org", "url": "https://usn.ubuntu.com/3968-2/"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.sudo.ws/alerts/linux_tty.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/98838"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:1574"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10205"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201710-04"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/3968-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/3968-2/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.sudo.ws/alerts/linux_tty.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2017:1574", "cpe": "cpe:/o:redhat:rhel_els:5", "package": "sudo-0:1.7.2p1-31.el5_11", "product_name": "Red Hat Enterprise Linux 5 Extended Lifecycle Support", "release_date": "2017-06-22T00:00:00Z"}, {"advisory": "RHSA-2017:1574", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "sudo-0:1.8.6p3-29.el6_9", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2017-06-22T00:00:00Z"}, {"advisory": "RHSA-2017:1574", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "sudo-0:1.8.6p7-23.el7_3", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-06-22T00:00:00Z"}], "bugzilla": {"description": "sudo: Privilege escalation via improper get_process_ttyname() parsing (insufficient fix for CVE-2017-1000367)", "id": "1459152", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1459152"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.3", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-20", "details": ["Todd Miller's sudo version 1.8.20p1 and earlier is vulnerable to an input validation (embedded newlines) in the get_process_ttyname() function resulting in information disclosure and command execution.", "It was found that the original fix for CVE-2017-1000367 was incomplete. A flaw was found in the way sudo parsed tty information from the process status file in the proc filesystem. A local user with privileges to execute commands via sudo could use this flaw to escalate their privileges to root."], "name": "CVE-2017-1000368", "public_date": "2017-06-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-1000368\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-1000368\nhttps://access.redhat.com/security/cve/CVE-2017-1000367\nhttps://access.redhat.com/security/vulnerabilities/3059071\nhttps://www.sudo.ws/alerts/linux_tty.html"], "threat_severity": "Moderate"}

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