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MatrixSSL <= 4.2.1 RCE Vulnerability
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
MatrixSSL is prone to a remote code execution vulnerability.
Insight
Insight
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 Software
Affected Software
MatrixSSL version 4.2.1 and prior.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
No known solution is available as of 05th August, 2019. Information regarding this issue will be updated once solution details are available.