{"id":"CVE-2017-8422","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-8422","generatedAt":"2026-10-28T20:48:16.622Z","title":"KDE kdelibs before 4.14.32 and KAuth before 5.34 allow local users to gain root privileges by spoofing a callerID and leveraging a privileged helper app.","description":"KDE kdelibs before 4.14.32 and KAuth before 5.34 allow local users to gain root privileges by spoofing a callerID and leveraging a privileged helper app.","published":"2017-05-17T14:29:00.000Z","lastModified":"2026-06-17T01:26:22.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-290"],"affected":["kde/kauth","kde/kdelibs"],"epss":{"score":0.01805,"percentile":0.78443,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2017-05-18","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":42053,"kind":"exploit","title":"KDE 4/5 - 'KAuth' Local Privilege Escalation","url":"https://www.exploit-db.com/exploits/42053","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/linux/local/42053.c","file":"exploits/linux/local/42053.c","published":"2017-05-18","added":"2017-05-23","updated":"2017-05-23","author":"Stealth","type":"local","platform":"linux","port":null,"verified":false,"codes":["CVE-2017-8849","CVE-2017-8422"],"tags":null,"aliases":"smb0k.c","applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://github.com/stealth/plasmapulsar/blob/921a61b16938b7d69c2abbe3848dffc8f9238168/smb0k.c"}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB and the impact is high, while EPSS rates exploitation at 1.8%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[],"references":[{"url":"http://www.debian.org/security/2017/dsa-3849","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2017/05/10/3","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/98412","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id/1038480","source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2017:1264","source":"cve@mitre.org"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1449647","tags":["Issue Tracking","Patch"],"source":"cve@mitre.org"},{"url":"https://cgit.kde.org/kauth.git/commit/?id=df875f725293af53399f5146362eb158b4f9216a","tags":["Patch"],"source":"cve@mitre.org"},{"url":"https://cgit.kde.org/kdelibs.git/commit/?id=264e97625abe2e0334f97de17f6ffb52582888ab","tags":["Patch"],"source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/201706-29","source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/42053/","source":"cve@mitre.org"},{"url":"https://www.kde.org/info/security/advisory-20170510-1.txt","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2017/dsa-3849","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2017/05/10/3","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/98412","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1038480","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2017:1264","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1449647","tags":["Issue Tracking","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cgit.kde.org/kauth.git/commit/?id=df875f725293af53399f5146362eb158b4f9216a","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cgit.kde.org/kdelibs.git/commit/?id=264e97625abe2e0334f97de17f6ffb52582888ab","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201706-29","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/42053/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.kde.org/info/security/advisory-20170510-1.txt","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-8422","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}