{"cve":"CVE-2019-3560","nvd":{"published":"2019-04-29T16:29:00.813","modified":"2026-06-17T02:35:13.873","status":"Modified","description":"An improperly performed length calculation on a buffer in PlaintextRecordLayer could lead to an infinite loop and denial-of-service based on user input. This issue affected versions of fizz prior to v2019.03.04.00.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-131","CWE-835"],"references":["http://packetstormsecurity.com/files/172836/polkit-Authentication-Bypass.html","http://packetstormsecurity.com/files/172846/Facebook-Fizz-Denial-Of-Service.html","https://github.com/facebookincubator/fizz/commit/40bbb161e72fb609608d53b9d64c56bb961a6ee2","http://packetstormsecurity.com/files/172836/polkit-Authentication-Bypass.html","http://packetstormsecurity.com/files/172846/Facebook-Fizz-Denial-Of-Service.html"],"products":["facebook:fizz"],"source":"nvd","synced_at":"2026-10-19T20:56:19.218283075+00:00"},"epss":{"cve":"CVE-2019-3560","score":0.0242,"percentile":0.84176,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}