{"schemaVersion":3,"id":"CVE-2016-9436","aliases":["UBUNTU-CVE-2016-9436","DEBIAN-CVE-2016-9436"],"status":"published","duplicateOf":null,"title":null,"description":"parsetagx.c in w3m before 0.5.3+git20161009 does not properly initialize values, which allows remote attackers to crash the application via a crafted html file, related to a <i> tag.","dates":{"published":"2017-01-20T15:00:00.000Z","modified":"2024-08-06T02:50:38.380Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.5,"severity":"medium","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"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 · 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":0.0334,"percentile":0.8849,"severity":"low","asOf":"2026-10-18T00:00:00.000Z","change":{"pp":-0.012999999999999817,"baselineDate":"2026-09-18T00:00:00.000Z","baselineScore":0.03353},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.04037,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.0334,"percentile":0.8849}],"last30":[{"date":"2026-09-18T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.04037,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.03353,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.0334,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.0334,"percentile":0.8849}]},"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-20","name":"Improper Input Validation","description":"The product receives input or data, but it does\n        not validate or incorrectly validates that the input has the\n        properties that are required to process the data safely and\n        correctly.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/20.html"}],"affected":[{"vendor":"debian","product":"w3m","name":"w3m","label":"w3m","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/w3m","purlType":"deb","versions":[{"text":"< 0.5.3-30","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.5.3-30","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"w3m","name":"w3m","label":"w3m","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/w3m","purlType":"deb","versions":[{"text":"< 0.5.3-15ubuntu0.1","noFixRecorded":false,"fixedIn":null},{"text":"< 0.5.3-26ubuntu0.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.5.3-15ubuntu0.1 | < 0.5.3-26ubuntu0.1","eol":null,"hubHref":null},{"vendor":"opensuse_project","product":"leap","name":"leap","label":"leap","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"42.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"42.1","eol":null,"hubHref":"/vendor/opensuse_project/leap"},{"vendor":"opensuse","product":"leap","name":"leap","label":"leap","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"42.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"42.2","eol":{"isEol":true,"eolDate":"2018-01-26T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"42.2","label":"Leap 42.2","eolFrom":"2018-01-26T00:00:00.000Z","isLts":false,"isMaintained":false,"latestVersion":null},"product":{"name":"opensuse","label":"openSUSE","category":"os"}},"hubHref":"/vendor/opensuse/leap"},{"vendor":"tats","product":"w3m","name":"w3m","label":"w3m","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 0.5.3\\+git20160718","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 0.5.3\\+git20160718","eol":null,"hubHref":"/vendor/tats/w3m"}],"affectedCount":5,"eol":{"hasEol":true,"count":1},"references":[{"url":"https://security.gentoo.org/glsa/201701-08","label":"security.gentoo.org/glsa/201701-08","hostname":"security.gentoo.org","tags":["Vendor Advisory","X Refsource GENTOO","Third Party Advisory","VDB Entry"]},{"url":"https://github.com/tats/w3m/commit/33509cc81ec5f2ba44eb6fd98bd5c1b5873e46bd","label":"github.com/tats/w3m/commit/33509cc81ec5f2ba44eb6fd98bd5c1b5873e46bd","hostname":"github.com","tags":["X Refsource CONFIRM","Issue Tracking","Patch","Technical Description"]},{"url":"http://lists.opensuse.org/opensuse-updates/2016-12/msg00084.html","label":"lists.opensuse.org/opensuse-updates/2016-12/msg00084.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory","X Refsource SUSE","Third Party Advisory"]},{"url":"https://github.com/tats/w3m/issues/16","label":"github.com/tats/w3m/issues/16","hostname":"github.com","tags":["X Refsource MISC","Issue Tracking","Patch","Third Party Advisory","REPORT"]},{"url":"http://www.securityfocus.com/bid/94407","label":"www.securityfocus.com/bid/94407","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID","Third Party Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2016/11/18/3","label":"www.openwall.com/lists/oss-security/2016/11/18/3","hostname":"www.openwall.com","tags":["Mailing List","X Refsource MLIST","Patch","Third Party Advisory","REPORT"]},{"url":"https://ubuntu.com/security/CVE-2016-9436","label":"ubuntu.com/security/CVE-2016-9436","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-3214-1","label":"ubuntu.com/security/notices/USN-3214-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-9436","label":"www.cve.org/CVERecord?id=CVE-2016-9436","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2016-9436","label":"security-tracker.debian.org/tracker/CVE-2016-9436","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["MGASA-2018-0024","OPENSUSE-SU-2024:10235-1","SUSE-SU-2016:3046-1","SUSE-SU-2016:3053-1","USN-3214-1"],"duplicates":[],"related":["OPENSUSE-SU-2024:10235-1","SUSE-SU-2016:3046-1","SUSE-SU-2016:3053-1","USN-3214-1"]},"timeline":[{"kind":"published","date":"2017-01-20T15:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T02:50:38.380Z","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":"2026-10-19T13:38:24.668Z","stale":false,"partial":false}}