Improper Handling of Exceptional Conditions
CVE-2019-14431
Summary
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.
- LOW
- NETWORK
- HIGH
- UNCHANGED
- NONE
- NONE
- HIGH
- HIGH
CWE-755 - Improper Handling of Exceptional Conditions
The software does not handle or incorrectly handles an exceptional condition.
References
Advisory Timeline
- Published