{"schemaVersion":3,"id":"CVE-2019-17362","aliases":["ALPINE-CVE-2019-17362","MGASA-2020-0028","SUSE-SU-2019:3095-1","UBUNTU-CVE-2019-17362","USN-4868-1","DEBIAN-CVE-2019-17362","DLA-1951-1","openSUSE-SU-2019:2454-1","openSUSE-SU-2019:2514-1"],"status":"published","duplicateOf":null,"title":null,"description":"In LibTomCrypt through 1.18.2, the der_decode_utf8_string function (in der_decode_utf8_string.c) does not properly detect certain invalid UTF-8 sequences. This allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) or read information from other memory locations via carefully crafted DER-encoded data.","dates":{"published":"2019-10-09T00:00:00.000Z","modified":"2024-11-15T15:03:01.466Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.1,"severity":"critical","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"OSV · Alpine","score":9.1,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","exploitability":10,"impact":8.7,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":9.1,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","exploitability":10,"impact":8.7,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","score":9.1,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","exploitability":10,"impact":8.7,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.1,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.4,"severity":"medium","vector":"AV:N/AC:L/Au:N/C:P/I:N/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.03108,"percentile":0.87612,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.03108},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.03108,"percentile":0.87612}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.03108,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.03108,"percentile":0.87612}]},"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":[{"id":"GITHUB_LIBTOM_LIBTOMCRYPT","name":"Libtomcrypt","source":"github","url":"https://github.com/libtom/libtomcrypt/issues/507","maturity":"poc","reliabilityScore":0.3,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-125","name":"Out-of-bounds Read","description":"The product reads data past the end, or before the beginning, of the intended buffer.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/125.html"}],"affected":[{"vendor":"alpine","product":"perl-cryptx","name":"perl-cryptx","label":"perl-cryptx","ecosystem":"Alpine Linux","cpePart":null,"purl":"pkg:apk/alpine/perl-cryptx","purlType":"apk","versions":[{"text":"< 0.079-r0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.079-r0","eol":null,"hubHref":null},{"vendor":"debian","product":"libtomcrypt","name":"libtomcrypt","label":"libtomcrypt","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/libtomcrypt","purlType":"deb","versions":[{"text":"< 1.18.2-3","noFixRecorded":false,"fixedIn":null},{"text":"< 1.17-6+deb8u1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.18.2-3 | < 1.17-6+deb8u1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"libtomcrypt","name":"libtomcrypt","label":"libtomcrypt","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/libtomcrypt","purlType":"deb","versions":[{"text":"< 1.17-5ubuntu0.1+esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 1.17-7ubuntu0.1+esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 1.18.1-1ubuntu0.1+esm1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.17-5ubuntu0.1+esm1 | < 1.17-7ubuntu0.1+esm1 | < 1.18.1-1ubuntu0.1+esm1","eol":null,"hubHref":null},{"vendor":"debian","product":"debian_linux","name":"debian linux","label":"debian_linux","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"8.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"8.0","eol":{"isEol":true,"eolDate":"2020-06-30T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"8","label":"8 (Jessie)","eolFrom":"2020-06-30T00:00:00.000Z","isLts":false,"isMaintained":false,"latestVersion":"8.11"},"product":{"name":"debian","label":"Debian","category":"os"}},"hubHref":"/vendor/debian/debian_linux"},{"vendor":"libtom","product":"libtomcrypt","name":"libtomcrypt","label":"libtomcrypt","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 1.18.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 1.18.2","eol":null,"hubHref":"/vendor/libtom/libtomcrypt"},{"vendor":"mageia","product":"libtomcrypt","name":"libtomcrypt","label":"libtomcrypt","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/libtomcrypt","purlType":"rpm","versions":[{"text":"< 1.18.2-2.1.mga7","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.18.2-2.1.mga7","eol":null,"hubHref":null},{"vendor":"opensuse","product":"libtomcrypt&distro=openSUSE Leap 15.0","name":"libtomcrypt","label":"libtomcrypt&distro=openSUSE Leap 15.0","ecosystem":"openSUSE","cpePart":null,"purl":"pkg:rpm/opensuse/libtomcrypt&distro=openSUSE Leap 15.0","purlType":"rpm","versions":[{"text":"< 1.17-lp150.2.3.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.17-lp150.2.3.1","eol":null,"hubHref":null},{"vendor":"opensuse","product":"libtomcrypt&distro=openSUSE Leap 15.1","name":"libtomcrypt","label":"libtomcrypt&distro=openSUSE Leap 15.1","ecosystem":"openSUSE","cpePart":null,"purl":"pkg:rpm/opensuse/libtomcrypt&distro=openSUSE Leap 15.1","purlType":"rpm","versions":[{"text":"< 1.17-lp151.3.3.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.17-lp151.3.3.1","eol":null,"hubHref":null},{"vendor":"suse","product":"libtomcrypt&distro=SUSE Linux Enterprise Desktop 12 SP4","name":"libtomcrypt","label":"libtomcrypt&distro=SUSE Linux Enterprise Desktop 12 SP4","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/libtomcrypt&distro=SUSE Linux Enterprise Desktop 12 SP4","purlType":"rpm","versions":[{"text":"< 1.17-3.3.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.17-3.3.1","eol":null,"hubHref":null},{"vendor":"suse","product":"libtomcrypt&distro=SUSE Linux Enterprise Workstation Extension 12 SP4","name":"libtomcrypt","label":"libtomcrypt&distro=SUSE Linux Enterprise Workstation Extension 12 SP4","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/libtomcrypt&distro=SUSE Linux Enterprise Workstation Extension 12 SP4","purlType":"rpm","versions":[{"text":"< 1.17-3.3.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.17-3.3.1","eol":null,"hubHref":null},{"vendor":"suse","product":"libtomcrypt&distro=SUSE Linux Enterprise Workstation Extension 12 SP5","name":"libtomcrypt","label":"libtomcrypt&distro=SUSE Linux Enterprise Workstation Extension 12 SP5","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/libtomcrypt&distro=SUSE Linux Enterprise Workstation Extension 12 SP5","purlType":"rpm","versions":[{"text":"< 1.17-3.3.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.17-3.3.1","eol":null,"hubHref":null}],"affectedCount":11,"eol":{"hasEol":true,"count":1},"references":[{"url":"https://vuldb.com/?id.142995","label":"vuldb.com?id.142995","hostname":"vuldb.com","tags":["REPORT","Permissions Required"]},{"url":"https://github.com/libtom/libtomcrypt/issues/507","label":"github.com/libtom/libtomcrypt/issues/507","hostname":"github.com","tags":["REPORT","Exploit","Third Party Advisory"]},{"url":"https://github.com/libtom/libtomcrypt/pull/508","label":"github.com/libtom/libtomcrypt/pull/508","hostname":"github.com","tags":["REPORT","Patch","Third Party Advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2019/10/msg00010.html","label":"lists.debian.org/debian-lts-announce/2019/10/msg00010.html","hostname":"lists.debian.org","tags":["Mailing List","REPORT","Third Party Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00020.html","label":"lists.opensuse.org/opensuse-security-announce/2019-11/msg00020.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00041.html","label":"lists.opensuse.org/opensuse-security-announce/2019-11/msg00041.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YU5OMCY3PX54YVI4FMNDEENHDJZJ3RJW/","label":"lists.fedoraproject.org/archives/…","hostname":"lists.fedoraproject.org","tags":["Vendor Advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/47YP5SXQ4RY6KMTK2HI5ZZR244XKRMCZ/","label":"lists.fedoraproject.org/archives/…","hostname":"lists.fedoraproject.org","tags":["Vendor Advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/47YP5SXQ4RY6KMTK2HI5ZZR244XKRMCZ/","label":"lists.fedoraproject.org/archives/…","hostname":"lists.fedoraproject.org","tags":[]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YU5OMCY3PX54YVI4FMNDEENHDJZJ3RJW/","label":"lists.fedoraproject.org/archives/…","hostname":"lists.fedoraproject.org","tags":[]},{"url":"https://security.alpinelinux.org/vuln/CVE-2019-17362","label":"security.alpinelinux.org/vuln/CVE-2019-17362","hostname":"security.alpinelinux.org","tags":["Advisory"]},{"url":"https://advisories.mageia.org/MGASA-2020-0028.html","label":"advisories.mageia.org/MGASA-2020-0028.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=25808","label":"bugs.mageia.org/show_bug.cgi?id=25808","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://lists.opensuse.org/opensuse-updates/2019-11/msg00093.html","label":"lists.opensuse.org/opensuse-updates/2019-11/msg00093.html","hostname":"lists.opensuse.org","tags":["WEB"]},{"url":"https://www.suse.com/support/update/announcement/2019/suse-su-20193095-1/","label":"www.suse.com/support/update/announcement/2019/suse-su-20193095-1/","hostname":"www.suse.com","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1153433","label":"bugzilla.suse.com/1153433","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2019-17362","label":"www.suse.com/security/cve/CVE-2019-17362","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://ubuntu.com/security/CVE-2019-17362","label":"ubuntu.com/security/CVE-2019-17362","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-4868-1","label":"ubuntu.com/security/notices/USN-4868-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-17362","label":"www.cve.org/CVERecord?id=CVE-2019-17362","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-17362","label":"security-tracker.debian.org/tracker/CVE-2019-17362","hostname":"security-tracker.debian.org","tags":["Advisory"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/GKJSBZBZEYMM65TFRPRHDO2WY4SXZUYR/#GKJSBZBZEYMM65TFRPRHDO2WY4SXZUYR","label":"lists.opensuse.org/archives/…","hostname":"lists.opensuse.org","tags":["Advisory"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/USH7GU5DGPQAOBLAFTS57RIDHTD7ZYI6/#USH7GU5DGPQAOBLAFTS57RIDHTD7ZYI6","label":"lists.opensuse.org/archives/…","hostname":"lists.opensuse.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-17362","label":"nvd.nist.gov/vuln/detail/CVE-2019-17362","hostname":"nvd.nist.gov","tags":["Oval","Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2019-10-09T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-11-15T15:03:01.466Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T06:30:58.969Z","stale":false,"partial":false}}