{"id":"CVE-2020-37199","title":"NBMonitor 1.6.6.0 contains a denial of service vulnerability in its registration key input that allows attackers to crash the application","summary":"NBMonitor 1.6.6.0 contains a denial of service vulnerability in its registration key input that allows attackers to crash the application. Attackers can generate a 1000-character buffer payload and paste it into the 'Key' field to trigge…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-120"],"vendor":"nsasoft","product":"nbmonitor","affected":["nbmonitor <= 1.6.6.0"],"published":"2026-02-11","updated":"2026-06-29","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2020-37199","references":[{"url":"http://www.nsauditor.com/","label":"disclosure@vulncheck.com"},{"url":"https://www.exploit-db.com/exploits/47866","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/nbmonitor-key-denial-of-service","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.00458,"epssPercentile":0.39023,"ingestedAt":"2026-06-29T21:48:47.358Z","slug":"CVE-2020-37199","body":"## Overview\n\nNBMonitor 1.6.6.0 contains a denial of service vulnerability in its registration key input that allows attackers to crash the application. Attackers can generate a 1000-character buffer payload and paste it into the 'Key' field to trigger an application crash.\n\n## Affected\n\n- `nbmonitor <= 1.6.6.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}