{"id":"USN-4106-1","summary":"NLTK vulnerability","details":"Mike Salvatore discovered that NLTK mishandled crafted ZIP archives during\nextraction. A remote attacker could use this vulnerability to write\narbitrary files to the filesystem\n","modified":"2026-02-10T04:41:36Z","published":"2019-08-20T13:46:38Z","related":["UBUNTU-CVE-2019-14751"],"upstream":["CVE-2019-14751","UBUNTU-CVE-2019-14751"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4106-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-14751"}],"affected":[{"package":{"name":"nltk","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/nltk@3.1-1ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1-1ubuntu0.1"}]}],"versions":["3.0.4-1","3.0.5-1","3.1-1"],"ecosystem_specific":{"binaries":[{"binary_name":"python-nltk","binary_version":"3.1-1ubuntu0.1"},{"binary_name":"python3-nltk","binary_version":"3.1-1ubuntu0.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4106-1.json","cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2019-14751"}]}}},{"package":{"name":"nltk","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/nltk@3.2.5-1ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.5-1ubuntu0.1"}]}],"versions":["3.2.4-1","3.2.5-1"],"ecosystem_specific":{"binaries":[{"binary_name":"python-nltk","binary_version":"3.2.5-1ubuntu0.1"},{"binary_name":"python3-nltk","binary_version":"3.2.5-1ubuntu0.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4106-1.json","cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2019-14751"}]}}}],"schema_version":"1.7.3"}