{"schemaVersion":3,"id":"CVE-2017-2668","aliases":["MGASA-2017-0123","RHSA-2017:0893","RHSA-2017:0920","UBUNTU-CVE-2017-2668","DEBIAN-CVE-2017-2668"],"status":"published","duplicateOf":null,"title":null,"description":"389-ds-base before versions 1.3.5.17 and 1.3.6.10 is vulnerable to an invalid pointer dereference in the way LDAP bind requests are handled. A remote unauthenticated attacker could use this flaw to make ns-slapd crash via a specially crafted LDAP bind request, resulting in denial of service.","dates":{"published":"2018-06-22T13:00:00.000Z","modified":"2024-08-05T14:02:07.340Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.5,"severity":"medium","version":"3.0","versionLabel":"v3.0","source":"CVE.org","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"CVE.org","score":6.5,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":6.5,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":4.3,"severity":"medium","vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"OSV · Red hat","score":6.5,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","exploitability":7.2,"impact":6,"computed":true},{"version":"3.0","versionLabel":"v3.0","source":"OSV · Ubuntu","score":6.5,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","exploitability":7.2,"impact":6,"computed":true},{"version":"3.0","versionLabel":"v3.0","source":"OSV · Debian","score":6.5,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","exploitability":7.2,"impact":6,"computed":true}]},"epss":{"probability":0.02593,"percentile":0.85081,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.02593},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.03375,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02593,"percentile":0.85081}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.03375,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02593,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02593,"percentile":0.85081}]},"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-119","name":"Improper Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/119.html"},{"id":"CWE-476","name":"NULL Pointer Dereference","description":"The product dereferences a pointer that it expects to be valid but is NULL.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/476.html"}],"affected":[{"vendor":"debian","product":"389-ds-base","name":"389-ds-base","label":"389-ds-base","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/389-ds-base","purlType":"deb","versions":[{"text":"< 1.3.5.17-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.3.5.17-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"389-ds-base","name":"389-ds-base","label":"389-ds-base","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/389-ds-base","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"fedoraproject","product":"389_directory_server","name":"389 directory server","label":"389_directory_server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 1.3.5.0, < 1.3.5.17","noFixRecorded":false,"fixedIn":null},{"text":"≥ 1.3.6.0, < 1.3.6.10","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 1.3.5.0, < 1.3.5.17 | ≥ 1.3.6.0, < 1.3.6.10","eol":null,"hubHref":"/vendor/fedoraproject/389_directory_server"},{"vendor":"mageia","product":"389-ds-base","name":"389-ds-base","label":"389-ds-base","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/389-ds-base","purlType":"rpm","versions":[{"text":"< 1.3.4.14-1.2.mga5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.3.4.14-1.2.mga5","eol":null,"hubHref":null},{"vendor":"redhat","product":"enterprise_linux_desktop","name":"enterprise linux desktop","label":"enterprise_linux_desktop","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"6.0","noFixRecorded":false,"fixedIn":null},{"text":"7.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"6.0 | 7.0","eol":null,"hubHref":"/vendor/redhat/enterprise_linux_desktop"},{"vendor":"redhat","product":"enterprise_linux_server","name":"enterprise linux server","label":"enterprise_linux_server","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"6.0","noFixRecorded":false,"fixedIn":null},{"text":"7.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"6.0 | 7.0","eol":null,"hubHref":"/vendor/redhat/enterprise_linux_server"},{"vendor":"redhat","product":"enterprise_linux_workstation","name":"enterprise linux workstation","label":"enterprise_linux_workstation","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"6.0","noFixRecorded":false,"fixedIn":null},{"text":"7.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"6.0 | 7.0","eol":null,"hubHref":"/vendor/redhat/enterprise_linux_workstation"},{"vendor":"redhat","product":"389-ds-base","name":"389-ds-base","label":"389-ds-base","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/389-ds-base","purlType":"rpm","versions":[{"text":"< 0:1.2.11.15-91.el6_9","noFixRecorded":false,"fixedIn":null},{"text":"< 0:1.3.5.10-20.el7_3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:1.2.11.15-91.el6_9 | < 0:1.3.5.10-20.el7_3","eol":null,"hubHref":null},{"vendor":"redhat","product":"389-ds-base-debuginfo","name":"389-ds-base-debuginfo","label":"389-ds-base-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/389-ds-base-debuginfo","purlType":"rpm","versions":[{"text":"< 0:1.2.11.15-91.el6_9","noFixRecorded":false,"fixedIn":null},{"text":"< 0:1.3.5.10-20.el7_3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:1.2.11.15-91.el6_9 | < 0:1.3.5.10-20.el7_3","eol":null,"hubHref":null},{"vendor":"redhat","product":"389-ds-base-devel","name":"389-ds-base-devel","label":"389-ds-base-devel","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/389-ds-base-devel","purlType":"rpm","versions":[{"text":"< 0:1.2.11.15-91.el6_9","noFixRecorded":false,"fixedIn":null},{"text":"< 0:1.3.5.10-20.el7_3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:1.2.11.15-91.el6_9 | < 0:1.3.5.10-20.el7_3","eol":null,"hubHref":null},{"vendor":"redhat","product":"389-ds-base-libs","name":"389-ds-base-libs","label":"389-ds-base-libs","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/389-ds-base-libs","purlType":"rpm","versions":[{"text":"< 0:1.2.11.15-91.el6_9","noFixRecorded":false,"fixedIn":null},{"text":"< 0:1.3.5.10-20.el7_3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:1.2.11.15-91.el6_9 | < 0:1.3.5.10-20.el7_3","eol":null,"hubHref":null},{"vendor":"redhat","product":"389-ds-base-snmp","name":"389-ds-base-snmp","label":"389-ds-base-snmp","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/389-ds-base-snmp","purlType":"rpm","versions":[{"text":"< 0:1.3.5.10-20.el7_3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:1.3.5.10-20.el7_3","eol":null,"hubHref":null},{"vendor":"[unknown]","product":"389-ds-base","name":"389-ds-base","label":"389-ds-base","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"389-ds-base 1.3.5.17","noFixRecorded":false,"fixedIn":null},{"text":"389-ds-base 1.3.6.10","noFixRecorded":false,"fixedIn":null}],"versionsText":"389-ds-base 1.3.5.17 | 389-ds-base 1.3.6.10","eol":null,"hubHref":"/vendor/unknown/389-ds-base"}],"affectedCount":13,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://access.redhat.com/errata/RHSA-2017:0920","label":"access.redhat.com/errata/RHSA-2017:0920","hostname":"access.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT","Third Party Advisory","Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2668","label":"bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2668","hostname":"bugzilla.redhat.com","tags":["X Refsource CONFIRM","Issue Tracking","Third Party Advisory"]},{"url":"https://pagure.io/389-ds-base/issue/49220","label":"pagure.io/389-ds-base/issue/49220","hostname":"pagure.io","tags":["X Refsource CONFIRM","Issue Tracking","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/97524","label":"www.securityfocus.com/bid/97524","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID","Third Party Advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2017:0893","label":"access.redhat.com/errata/RHSA-2017:0893","hostname":"access.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT","Third Party Advisory","Advisory"]},{"url":"https://advisories.mageia.org/MGASA-2017-0123.html","label":"advisories.mageia.org/MGASA-2017-0123.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=20659","label":"bugs.mageia.org/show_bug.cgi?id=20659","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://rhn.redhat.com/errata/RHSA-2017-0893.html","label":"rhn.redhat.com/errata/RHSA-2017-0893.html","hostname":"rhn.redhat.com","tags":["WEB"]},{"url":"https://rhn.redhat.com/errata/RHSA-2017-0920.html","label":"rhn.redhat.com/errata/RHSA-2017-0920.html","hostname":"rhn.redhat.com","tags":["WEB"]},{"url":"https://access.redhat.com/security/updates/classification/#important","label":"access.redhat.com/security/updates/classification/","hostname":"access.redhat.com","tags":["ARTICLE"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1435365","label":"bugzilla.redhat.com/show_bug.cgi?id=1435365","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1436575","label":"bugzilla.redhat.com/show_bug.cgi?id=1436575","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2017/rhsa-2017_0893.json","label":"security.access.redhat.com/data/csaf/v2/advisories/2017/rhsa-2017_0893.json","hostname":"security.access.redhat.com","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-2668","label":"access.redhat.com/security/cve/CVE-2017-2668","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-2668","label":"www.cve.org/CVERecord?id=CVE-2017-2668","hostname":"www.cve.org","tags":["Advisory","REPORT"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-2668","label":"nvd.nist.gov/vuln/detail/CVE-2017-2668","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1429495","label":"bugzilla.redhat.com/show_bug.cgi?id=1429495","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1429498","label":"bugzilla.redhat.com/show_bug.cgi?id=1429498","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2017/rhsa-2017_0920.json","label":"security.access.redhat.com/data/csaf/v2/advisories/2017/rhsa-2017_0920.json","hostname":"security.access.redhat.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-2668","label":"ubuntu.com/security/CVE-2017-2668","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://pagure.io/389-ds-base/issue/49184","label":"pagure.io/389-ds-base/issue/49184","hostname":"pagure.io","tags":["REPORT"]},{"url":"https://git.centos.org/raw/rpms!389-ds-base!/c9e5dad69e2b497f118efac56f43cc6c74b6a695/SOURCES!0072-fix-for-cve-2017-2668-simple-return-text-if-suffix-n.patch","label":"git.centos.org/raw/…","hostname":"git.centos.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-2668","label":"security-tracker.debian.org/tracker/CVE-2017-2668","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2018-06-22T13:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-05T14:02:07.340Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":27,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T13:43:20.248Z","stale":false,"partial":false}}