CVE Vulnerability

CVE-2019-14431

In MatrixSSL 3.8.3 Open through 4.2.1 Open, the DTLS server mishandles incoming network messages leading to a heap-based buffer overflow of up to 256 bytes and possible Remote Code Execution in parseSSLHandshake in sslDecode.c. During processing of a crafted packet, the server mishandles the fragment length value provided in the DTLS message.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/matrixssl/matrixssl/issues/30 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:matrixssl:matrixssl:*:*:*:*:*:*:*:*
Information

Published : 2019-07-29 10:15

Updated : 2020-08-24 05:37

NVD link : CVE-2019-14431

Mitre link : CVE-2019-14431

Products Affected
No products.
CWE
CWE-755

CWE-787