CVE-2019-16747 Information

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 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://github.com/matrixssl/matrixssl/releases/tag/4-2-2-open https://github.com/matrixssl/matrixssl/issues/33 https://github.com/matrixssl/matrixssl/blob/4-2-2-open/doc/CHANGES_v4.x.md

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5