CVE-2019-16747

HIGH EPSS 75.4%
Published Dec 30, 20205y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Dec 30, 2020 5y ago
Last Modified Jun 17, 2026 2w ago

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 Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
75.4% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 1

VendorProductVersionRange
matrixsslmatrixssl* <4.2.2

References 3

  • github.com https://github.com/matrixssl/matrixssl/blob/4-2-2-open/doc/CHANGES_v4.x.md
    Release NotesThird Party Advisory
  • github.com https://github.com/matrixssl/matrixssl/issues/33
    ExploitThird Party Advisory
  • github.com https://github.com/matrixssl/matrixssl/releases/tag/4-2-2-open
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.