{"schemaVersion":3,"id":"CVE-2018-16883","aliases":["UBUNTU-CVE-2018-16883","DEBIAN-CVE-2018-16883"],"status":"published","duplicateOf":null,"title":null,"description":"sssd versions from 1.13.0 to before 2.0.0 did not properly restrict access to the infopipe according to the \"allowed_uids\" configuration parameter. If sensitive information were stored in the user directory, this could be inadvertently disclosed to local attackers.","dates":{"published":"2018-12-19T14:00:00.000Z","modified":"2024-08-05T10:32:54.202Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":5.5,"severity":"medium","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"CVE.org","score":2.5,"severity":"low","vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":5.5,"severity":"medium","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":2.1,"severity":"low","vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"OSV · Ubuntu","score":5.5,"severity":"medium","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","exploitability":4.6,"impact":6,"computed":true},{"version":"3.0","versionLabel":"v3.0","source":"OSV · Debian","score":5.5,"severity":"medium","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","exploitability":4.6,"impact":6,"computed":true}]},"epss":{"probability":0.00385,"percentile":0.31141,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0.003000000000000008,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00382},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00368,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00385,"percentile":0.31141}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00368,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00382,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00385,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00385,"percentile":0.31141}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-200","name":"Exposure of Sensitive Information to an Unauthorized Actor","description":"The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/200.html"}],"affected":[{"vendor":"debian","product":"sssd","name":"sssd","label":"sssd","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/sssd","purlType":"deb","versions":[{"text":"< 2.2.0-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.2.0-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"sssd","name":"sssd","label":"sssd","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/sssd","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"fedoraproject","product":"sssd","name":"sssd","label":"sssd","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 1.13.0, < 2.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 1.13.0, < 2.0.0","eol":null,"hubHref":"/vendor/fedoraproject/sssd"},{"vendor":"[unknown]","product":"sssd","name":"sssd","label":"sssd","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"2.0.0","eol":null,"hubHref":"/vendor/unknown/sssd"}],"affectedCount":4,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://www.securityfocus.com/bid/106264","label":"www.securityfocus.com/bid/106264","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID","Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16883","label":"bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16883","hostname":"bugzilla.redhat.com","tags":["X Refsource CONFIRM","Issue Tracking","Third Party Advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-16883","label":"ubuntu.com/security/CVE-2018-16883","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-16883","label":"www.cve.org/CVERecord?id=CVE-2018-16883","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2018-16883","label":"security-tracker.debian.org/tracker/CVE-2018-16883","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2018-12-19T14:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-05T10:32:54.202Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":22,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T17:57:23.837Z","stale":false,"partial":false}}