What’s Vulnerable › Vulnerabilities

CVE-2014-2896

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-01-28 · updated 2026-06-17
• Weakness: CWE-125

Description

The DoAlert function in the (1) TLS and (2) DTLS implementations in wolfSSL CyaSSL before 2.9.4 allows remote attackers to have unspecified impact and vectors, which trigger memory corruption or an out-of-bounds read.

Affected products

• wolfSSL: from 2.5.0 before 2.9.4 — fixed in 2.9.4

How to fix

Upgrade to a fixed version: wolfSSL 2.9.4. Check the vendor advisory for mitigations.

References

• http://seclists.org/oss-sec/2014/q2/126
• http://seclists.org/oss-sec/2014/q2/130
• http://www.wolfssl.com/yaSSL/Blog/Entries/2014/4/11_wolfSSL_Security_Advisory__April_9%2C_2014.html
• http://www.wolfssl.com/yaSSL/Docs-cyassl-changelog.html
• http://seclists.org/oss-sec/2014/q2/126
• http://seclists.org/oss-sec/2014/q2/130
• http://www.wolfssl.com/yaSSL/Blog/Entries/2014/4/11_wolfSSL_Security_Advisory__April_9%2C_2014.html
• http://www.wolfssl.com/yaSSL/Docs-cyassl-changelog.html

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