{"id":"CVE-2018-19211","title":"In ncurses 6.1, there is a NULL pointer dereference at function _nc_parse_entry in parse_entry.c that will lead to a denial of service attack","summary":"In ncurses 6.1, there is a NULL pointer dereference at function _nc_parse_entry in parse_entry.c that will lead to a denial of service attack. The product proceeds to the dereference code path even after a \"dubious character `*' in name …","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwe":["CWE-476"],"vendor":"invisible-island","product":"ncurses","affected":["ncurses = 6.1"],"published":"2018-11-12","updated":"2026-07-23","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2018-19211","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1643754","label":"cve@mitre.org"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1643754","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.01361,"epssPercentile":0.70102,"ingestedAt":"2026-07-23T19:19:13.063Z","slug":"CVE-2018-19211","body":"## Overview\n\nIn ncurses 6.1, there is a NULL pointer dereference at function _nc_parse_entry in parse_entry.c that will lead to a denial of service attack. The product proceeds to the dereference code path even after a \"dubious character `*' in name or alias field\" detection.\n\n## Affected\n\n- `ncurses = 6.1`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":31,"depthScoreParts":{"impact":30.3,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}