{"id":"CVE-2017-2780","aliases":["EUVD-2017-11923","GHSA-qv8w-rwpg-f5xp"],"status":"published","title":"An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing...","description":"An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL 3.8.7b. A specially crafted x509 certificate can cause a buffer overflow on the heap resulting in remote code execution. To trigger this vulnerability, a specially crafted x509 certificate must be presented to the vulnerable client or server application when initiating secure connection.","severity":{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.02344,"percentile":0.83757,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-787"],"published":"2017-06-22T21:00:00Z","modified":"2026-06-17T01:16:49Z","products":[{"vendor":"inside secure","product":"matrixssl"},{"vendor":"matrixssl","product":"matrixssl"}],"references":[{"url":"http://www.securityfocus.com/bid/99249","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2017-0276","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-2780"},{"url":"https://github.com/advisories/GHSA-qv8w-rwpg-f5xp"}],"sources":{"cve":[{"id":"CVE-2017-2780","description":"An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL 3.8.7b. A specially crafted x509 certificate can cause a buffer overflow on the heap resulting in remote code execution. To trigger this vulnerability, a specially crafted x509 certificate must be presented to the vulnerable client or server application when initiating secure connection.","status":"published","published":"2017-06-22T21:00:00Z","modified":"2024-08-05T14:02:07.687Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:15.543086Z"}],"euvd":[{"id":"EUVD-2017-11923","description":"An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL 3.8.7b. A specially crafted x509 certificate can cause a buffer overflow on the heap resulting in remote code execution. To trigger this vulnerability, a specially crafted x509 certificate must be presented to the vulnerable client or server application when initiating secure connection.","status":"published","published":"2017-06-22T21:00:00Z","modified":"2024-08-05T14:02:07Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T02:39:20.035866Z"}],"ghsa":[{"id":"GHSA-qv8w-rwpg-f5xp","title":"An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing...","description":"An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL 3.8.7b. A specially crafted x509 certificate can cause a buffer overflow on the heap resulting in remote code execution. To trigger this vulnerability, a specially crafted x509 certificate must be presented to the vulnerable client or server application when initiating secure connection.","status":"published","published":"2022-05-13T01:01:28Z","modified":"2023-01-28T03:30:30Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-119","CWE-787"],"updated_at":"2026-11-02T14:43:22.817498Z"}],"nvd":[{"id":"CVE-2017-2780","description":"An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL 3.8.7b. A specially crafted x509 certificate can cause a buffer overflow on the heap resulting in remote code execution. To trigger this vulnerability, a specially crafted x509 certificate must be presented to the vulnerable client or server application when initiating secure connection.","status":"published","published":"2017-06-22T21:29:00.213Z","modified":"2026-06-17T01:16:49.853Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:03:51.893212Z"}]}}