What’s Vulnerable › Vulnerabilities

CVE-2016-7438

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-12-13 · updated 2026-06-17
• Weakness: CWE-310

Description

The C software implementation of ECC in wolfSSL (formerly CyaSSL) before 3.9.10 makes it easier for local users to discover RSA keys by leveraging cache-bank hit differences.

Affected products

• wolfSSL: through 3.9.8

References

• http://www.securityfocus.com/bid/95066
• https://wolfssl.com/wolfSSL/Blog/Entries/2016/9/26_wolfSSL_3.9.10_Vulnerability_Fixes.html
• http://www.securityfocus.com/bid/95066
• https://wolfssl.com/wolfSSL/Blog/Entries/2016/9/26_wolfSSL_3.9.10_Vulnerability_Fixes.html

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