Security readout for executives and security teams
CVE-2016-7438 is a local side-channel issue in wolfSSL, formerly CyaSSL, before 3.9.10. A local user may be able to learn sensitive key material by observing cache-bank behavior. Business urgency depends on whether affected wolfSSL versions run where untrusted local users or code share systems with private keys. Exposure is most likely in products, firmware, appliances, or applications statically or dynamically linked against wolfSSL/CyaSSL before 3.9.10, especially on shared hosts or devices where untrusted local code can execute near TLS private-key operations. Treat as a targeted remediation item, not an internet-wide emergency. Prioritize environments with affected wolfSSL and local multi-user, shared-hosting, embedded, or appliance exposure where private keys are valuable and hard to rotate. Mitigation focus: Inventory applications, appliances, and firmware using wolfSSL or CyaSSL.; Upgrade affected wolfSSL/CyaSSL deployments to 3.9.10 or later.; Check wolfSSL vendor guidance for any product-specific fix notes..
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
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ATT&CK lookup starting points
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CVE-2016-7438 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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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://wolfssl.com/wolfSSL/Blog/Entries/2016/9/26_wolfSSL_3.9.10_Vulnerability_Fixes.htmlCVE reference · x_refsource_CONFIRM
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.