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    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.

    Published:Jul 29, 2019
    Last Modified:Nov 21, 2024
    EPS:Jul 29, 2019
    EPSS Score:0.01232
    CVSS Score:9.8

    Affected Products

    Vendor
    Matrixssl
    Product
    Matrixssl

    Exploits

    https://github.com/matrixssl/matrixssl/issues/30https://github.com/matrixssl/matrixssl/issues/30

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2019-13629 (CVSS 5.9) — MatrixSSL 4.2.1 and earlier contains a timing side channel in ECDSA signature generation. This allows a local …
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    CVE-2019-10914 (CVSS 9.8) — pubRsaDecryptSignedElementExt in MatrixSSL 4.0.1 Open, as used in Inside Secure TLS Toolkit, has a stack-based…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High