What’s Vulnerable › Vulnerabilities
CVE-2019-14431
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 3.6% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2019-07-29 · updated 2026-06-17
- Weakness: CWE-755
Description
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.
Affected products
- Inside Secure MatrixSSL: from 3.8.2 through 4.2.1
References
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