Security readout for executives and security teams
MatrixSSL versions before 3.8.6 can crash or read outside expected memory when parsing a specially crafted X.509 certificate. The business risk is primarily service disruption in systems or devices that embed this TLS library. Exposure is likely where MatrixSSL before 3.8.6 is used directly or bundled inside firmware, appliances, or embedded products. The source bundle does not identify specific downstream vendors or products. Treat this as a targeted availability risk. It is not described as data theft or code execution, but hidden embedded use can make remediation slow. Mitigation focus: Update MatrixSSL deployments to 3.8.6 or later where available.; Check firmware and product vendors for MatrixSSL advisories and patched builds.; Inventory applications, appliances, and embedded products that include MatrixSSL..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2016-6891 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/matrixssl/matrixssl/blob/3-8-6-open/CHANGES.mdCVE reference · x_refsource_CONFIRM
- VU#396440CVE reference · third-party-advisory, x_refsource_CERT-VN
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.