{"id":"USN-4800-1","summary":"lynx vulnerabilities","details":"It was discovered that Lynx incorrectly handled certain URLs. A remote attacker\ncould possibly use this issue to obtain sensitive information or other\nunspecified impact. This issue only affected Ubuntu 16.04 ESM.\n(CVE-2016-9179)\n\nIt was discovered that Lynx incorrectly handled certain HTML files. A remote\nattacker could possibly use this issue to obtain sensitive information.\nThis issue only affected Ubuntu 16.04 ESM. (CVE-2017-1000211)\n\nThorsten Glaser discovered that Lynx mishandles the userinfo subcomponents of\na URI. An attacker monitoring the network could discover cleartext\ncredentials because they may appear in SNI data. (CVE-2021-38165)","modified":"2026-06-25T13:30:26.449950133Z","published":"2021-03-15T21:24:24Z","related":["UBUNTU-CVE-2016-9179","UBUNTU-CVE-2017-1000211","UBUNTU-CVE-2021-38165"],"upstream":["CVE-2016-9179","CVE-2017-1000211","CVE-2021-38165","UBUNTU-CVE-2016-9179","UBUNTU-CVE-2017-1000211","UBUNTU-CVE-2021-38165"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4800-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-9179"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-1000211"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-38165"}],"affected":[{"package":{"name":"lynx","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/lynx?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.9dev8-4ubuntu1+esm2"}]}],"versions":["2.8.9dev8-4ubuntu1","2.8.9dev8-4ubuntu1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"lynx","binary_version":"2.8.9dev8-4ubuntu1+esm2"},{"binary_version":"2.8.9dev8-4ubuntu1+esm2","binary_name":"lynx-common"},{"binary_name":"lynx-cur","binary_version":"2.8.9dev8-4ubuntu1+esm2"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4800-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"id":"CVE-2021-38165","severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]}]}}},{"package":{"name":"lynx","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/lynx?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.9dev16-3ubuntu0.1~esm1"}]}],"versions":["2.8.9dev16-1","2.8.9dev16-2","2.8.9dev16-3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"lynx","binary_version":"2.8.9dev16-3ubuntu0.1~esm1"},{"binary_name":"lynx-common","binary_version":"2.8.9dev16-3ubuntu0.1~esm1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:18.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-38165"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4800-1.json"}},{"package":{"name":"lynx","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/lynx?arch=source&distro=esm-apps%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.0dev.5-1ubuntu0.1~esm1"}]}],"versions":["2.9.0dev.4-1","2.9.0dev.5-1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.9.0dev.5-1ubuntu0.1~esm1","binary_name":"lynx"},{"binary_version":"2.9.0dev.5-1ubuntu0.1~esm1","binary_name":"lynx-common"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-38165"}],"ecosystem":"Ubuntu:Pro:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4800-1.json"}}],"schema_version":"1.7.5"}