{"cve":"CVE-2019-16747","nvd":{"published":"2020-12-30T21:15:12.640","modified":"2026-06-17T02:22:43.290","status":"Modified","description":"In MatrixSSL before 4.2.2 Open, the DTLS server can encounter an invalid pointer free (leading to memory corruption and a daemon crash) via a crafted incoming network message, a different vulnerability than CVE-2019-14431.","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-787"],"references":["https://github.com/matrixssl/matrixssl/blob/4-2-2-open/doc/CHANGES_v4.x.md","https://github.com/matrixssl/matrixssl/issues/33","https://github.com/matrixssl/matrixssl/releases/tag/4-2-2-open","https://github.com/matrixssl/matrixssl/blob/4-2-2-open/doc/CHANGES_v4.x.md","https://github.com/matrixssl/matrixssl/issues/33"],"products":["matrixssl:matrixssl"],"source":"nvd","synced_at":"2026-10-19T21:12:09.559580076+00:00"},"epss":{"cve":"CVE-2019-16747","score":0.01795,"percentile":0.78426,"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."]}