CVE-2019-16747

HIGH

MatrixSSL <4.2.2 - Memory Corruption

Title source: llm
STIX 2.1

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.

References (3)

Core 3
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/matrixssl/matrixssl/issues/33
Third Party Advisory x_refsource_confirm
https://github.com/matrixssl/matrixssl/releases/tag/4-2-2-open
Release Notes, Third Party Advisory x_refsource_confirm
https://github.com/matrixssl/matrixssl/blob/4-2-2-open/doc/CHANGES_v4.x.md

Scores

CVSS v3 7.5
EPSS 0.0177
EPSS Percentile 75.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (1)
matrixssl/matrixssl < 4.2.2
Published Dec 30, 2020
Tracked Since Feb 18, 2026