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Vulnerability record · CVE-2019-13470 · published 9 July 2019
CVE-2019-13470: Matrixssl out-of-bounds read vulnerability
MMatrixssl · Matrixssl
MatrixSSL before 4.2.1 has an out-of-bounds read during ASN.1 handling.
9.8 CVSS 3.0 Critical EPSS 1.6% · top 24.9% CWE-125 · Out-of-bounds read
9.8CVSS 3.0 base score, v2 7.5
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD
Description
MatrixSSL before 4.2.1 has an out-of-bounds read during ASN.1 handling.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.
References
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Related vulnerabilities
Same products first, then exploited flaws of the same weakness class.
9.8CVE-2022-43974Matrixssl integer overflow vulnerabilityMatrixSSL 4.0.4 through 4.5.1 has an integer overflow in matrixSslDecodeTls13. A remote attacker might be able to send a crafted TLS Message to cause…EPSS 1.7%9.8CVE-2019-14431Matrixssl out-of-bounds write vulnerabilityIn 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…EPSS 3.6%9.8CVE-2019-10914Matrixssl improper certificate validation vulnerabilitypubRsaDecryptSignedElementExt in MatrixSSL 4.0.1 Open, as used in Inside Secure TLS Toolkit, has a stack-based buffer overflow during X.509 certifica…EPSS 1.4%9.8CVE-2017-2780Matrixssl out-of-bounds write vulnerabilityAn exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL 3.8.7b. A specially …EPSS 2.3%9.8CVE-2017-2781Matrixssl out-of-bounds write vulnerabilityAn exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL 3.8.7b. A specially …EPSS 2.3%9.8CVE-2016-6890Matrixssl memory buffer overflow vulnerabilityHeap-based buffer overflow in MatrixSSL before 3.8.6 allows remote attackers to execute arbitrary code via a crafted Subject Alt Name in an X.509 cer…EPSS 6.4%9.1CVE-2017-2782Matrixssl integer overflow vulnerabilityAn integer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL 3.8.7b. A specially crafted x509 cer…EPSS 1.0%7.5CVE-2023-24609Matrixssl integer overflow vulnerabilityMatrix SSL 4.x through 4.6.0 and Rambus TLS Toolkit have a length-subtraction integer overflow for Client Hello Pre-Shared Key extension parsing in t…EPSS 0.73%
Source: NIST National Vulnerability Database (record CVE-2019-13470), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.
