{"id":"CVE-2020-21574","aliases":["EUVD-2020-14342","GHSA-8cw5-vx37-fh52"],"status":"published","title":"Buffer overflow vulnerability in YotsuyaNight c-http v0.1.0, allows attackers to cause a denial...","description":"Buffer overflow vulnerability in YotsuyaNight c-http v0.1.0, allows attackers to cause a denial of service via a long url request which is passed to the delimitedread function.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00978,"percentile":0.62619,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2021-11-02T17:45:06Z","modified":"2026-06-17T03:03:47Z","products":[{"vendor":"c-http_project","product":"c-http"}],"references":[{"url":"https://github.com/YotsuyaNight/c-http/issues/1","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-21574"},{"url":"https://github.com/advisories/GHSA-8cw5-vx37-fh52"}],"sources":{"cve":[{"id":"CVE-2020-21574","description":"Buffer overflow vulnerability in YotsuyaNight c-http v0.1.0, allows attackers to cause a denial of service via a long url request which is passed to the delimitedread function.","status":"published","published":"2021-11-02T17:45:06Z","modified":"2024-08-04T14:30:32.956Z","updated_at":"2026-11-02T14:35:48.854892Z"}],"euvd":[{"id":"EUVD-2020-14342","description":"Buffer overflow vulnerability in YotsuyaNight c-http v0.1.0, allows attackers to cause a denial of service via a long url request which is passed to the delimitedread function.","status":"published","published":"2021-11-02T17:45:06Z","modified":"2024-08-04T14:30:32Z","updated_at":"2026-11-03T03:07:23.734565Z"}],"ghsa":[{"id":"GHSA-8cw5-vx37-fh52","title":"Buffer overflow vulnerability in YotsuyaNight c-http v0.1.0, allows attackers to cause a denial...","description":"Buffer overflow vulnerability in YotsuyaNight c-http v0.1.0, allows attackers to cause a denial of service via a long url request which is passed to the delimitedread function.","status":"published","published":"2022-05-24T19:19:26Z","modified":"2023-01-30T05:03:28Z","cwes":["CWE-120"],"updated_at":"2026-11-02T14:46:50.963031Z"}],"nvd":[{"id":"CVE-2020-21574","description":"Buffer overflow vulnerability in YotsuyaNight c-http v0.1.0, allows attackers to cause a denial of service via a long url request which is passed to the delimitedread function.","status":"published","published":"2021-11-02T18:15:08.123Z","modified":"2026-06-17T03:03:47.167Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:06:45.704484Z"}]}}