{"schemaVersion":3,"id":"CVE-2023-40745","aliases":["UBUNTU-CVE-2023-40745","DEBIAN-CVE-2023-40745"],"status":"published","duplicateOf":null,"title":null,"description":"LibTIFF is vulnerable to an integer overflow. This flaw allows remote attackers to cause a denial of service (application crash) or possibly execute an arbitrary code via a crafted tiff image, which triggers a heap-based buffer overflow.","dates":{"published":"2023-10-05T18:55:26.192Z","modified":"2026-01-22T15:42:32.593Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.5,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","exploitability":7.2,"impact":6,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","exploitability":7.2,"impact":6,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01411,"percentile":0.72274,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01411},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01411,"percentile":0.72274}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01411,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01411,"percentile":0.72274}]},"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-190","name":"Integer Overflow or Wraparound","description":"The product performs a calculation that can\n         produce an integer overflow or wraparound when the logic\n         assumes that the resulting value will always be larger than\n         the original value. This occurs when an integer value is\n         incremented to a value that is too large to store in the\n         associated representation. When this occurs, the value may\n         become a very small or negative number.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/190.html"}],"affected":[{"vendor":"debian","product":"tiff","name":"tiff","label":"tiff","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/tiff","purlType":"deb","versions":[{"text":"< 4.5.0-6+deb12u1","noFixRecorded":false,"fixedIn":null},{"text":"< 4.5.1+git230720-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.5.0-6+deb12u1 | < 4.5.1+git230720-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"tiff","name":"tiff","label":"tiff","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/tiff","purlType":"deb","versions":[{"text":"< 4.0.3-7ubuntu0.11+esm9","noFixRecorded":false,"fixedIn":null},{"text":"< 4.0.6-1ubuntu0.8+esm12","noFixRecorded":false,"fixedIn":null},{"text":"< 4.0.9-5ubuntu0.10+esm2","noFixRecorded":false,"fixedIn":null},{"text":"< 4.1.0+git191117-2ubuntu0.20.04.9","noFixRecorded":false,"fixedIn":null},{"text":"< 4.3.0-6ubuntu0.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.0.3-7ubuntu0.11+esm9 | < 4.0.6-1ubuntu0.8+esm12 | < 4.0.9-5ubuntu0.10+esm2 | < 4.1.0+git191117-2ubuntu0.20.04.9 | < 4.3.0-6ubuntu0.5","eol":null,"hubHref":null},{"vendor":"fedoraproject","product":"fedora","name":"fedora","label":"fedora","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":{"isEol":null,"eolDate":null,"matchMethod":"cpe","cycle":null,"product":{"name":"fedora","label":"Fedora Linux","category":"os"}},"hubHref":"/vendor/fedoraproject/fedora"},{"vendor":"libtiff","product":"libtiff","name":"libtiff","label":"libtiff","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 4.6.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.6.0","eol":null,"hubHref":"/vendor/libtiff/libtiff"},{"vendor":"netapp","product":"active_iq_unified_manager","name":"active iq unified manager","label":"active_iq_unified_manager","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/netapp/active_iq_unified_manager"},{"vendor":"redhat","product":"enterprise_linux","name":"enterprise linux","label":"enterprise_linux","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"8.0","noFixRecorded":false,"fixedIn":null},{"text":"9.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"8.0 | 9.0","eol":{"isEol":false,"eolDate":"2029-05-31T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"8","label":"8 (Upcoming ELS)","eolFrom":"2029-05-31T00:00:00.000Z","isLts":false,"isMaintained":true,"latestVersion":"8.10"},"product":{"name":"rhel","label":"Red Hat Enterprise Linux","category":"os"}},"hubHref":"/vendor/redhat/enterprise_linux"}],"affectedCount":6,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://access.redhat.com/errata/RHSA-2024:2289","label":"access.redhat.com/errata/RHSA-2024:2289","hostname":"access.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-40745","label":"access.redhat.com/security/cve/CVE-2023-40745","hostname":"access.redhat.com","tags":["VDB Entry","X Refsource REDHAT","Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2235265","label":"bugzilla.redhat.com/show_bug.cgi?id=2235265","hostname":"bugzilla.redhat.com","tags":["Issue Tracking","X Refsource REDHAT","Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20231110-0005/","label":"security.netapp.com/advisory/ntap-20231110-0005/","hostname":"security.netapp.com","tags":["X Transferred"]},{"url":"https://ubuntu.com/security/CVE-2023-40745","label":"ubuntu.com/security/CVE-2023-40745","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-40745","label":"www.cve.org/CVERecord?id=CVE-2023-40745","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2023-40745","label":"security-tracker.debian.org/tracker/CVE-2023-40745","hostname":"security-tracker.debian.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40745","label":"nvd.nist.gov/vuln/detail/CVE-2023-40745","hostname":"nvd.nist.gov","tags":["Oval","Advisory"]}],"lineage":{"upstream":[],"downstream":["DLA-3513-1","DSA-5567-1","MGASA-2024-0077","RHSA-2024:2289","SUSE-SU-2024:0915-1","SUSE-SU-2024:0973-1"],"duplicates":[],"related":["SUSE-SU-2024:0915-1","SUSE-SU-2024:0973-1"]},"timeline":[{"kind":"published","date":"2023-10-05T18:55:26.192Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-01-22T15:42:32.593Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":26,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T19:26:59.648Z","stale":false,"partial":false}}