Buffer overflow in Inside Secure Matrixssl
CVE-2017-2780
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.
Vulnerability class: Buffer Overflow
EPSS: 0.023 (81.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Inside Secure Matrixssl — versions 3.8.7b
- Matrixssl — versions 3.8.7b
Weakness classification (CWE)
References
- talos-cna@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
- talos-cna@cisco.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2017-2780?
- CVE-2017-2780 is a critical-severity vulnerability in Inside Secure Matrixssl, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2017-06-22.
- How severe is CVE-2017-2780?
- Critical severity. CVSS v3 base score is 9.8 out of 10.