CVE-2014-2900

MEDIUM 5.8CVE-2014-2900 · Published 22/04/2014 · updated 17/06/2026

In short

CVE-2014-2900 is a MEDIUM (CVSS 5.8) vulnerability affecting cyassl (yassl).
Chance of exploitation in the next 30 days (EPSS): 0.96%, higher than 61.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
cyassl yassl	`= 0.2.0= 0.3.0= 0.4.0= 0.5.0= 0.5.5= 0.6.0= 0.6.2= 0.6.3= 0.8.0= 0.9.0= 0.9.6= 0.9.8= 0.9.9= 1.0.0= 1.0.2= 1.0.3= 1.0.6= 1.1.0= 1.2.0= 1.3.0= 1.4.0= 1.5.0= 1.5.4= 1.5.6= 1.6.0= 1.6.5= 1.8.0= 1.9.0= 2.0.0= 2.0.2= 2.0.6= 2.0.8= 2.2.0= 2.3.0= 2.4.0= 2.4.6= 2.5.0= 2.6.0= 2.7.0= 2.8.0≤ 2.9.0`	No fix yet

Description

wolfSSL CyaSSL before 2.9.4 does not properly validate X.509 certificates with unknown critical extensions, which allows man-in-the-middle attackers to spoof servers via crafted X.509 certificate.

References

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Package

Affected versions

Patched versions

cyassl

yassl

= 0.2.0= 0.3.0= 0.4.0= 0.5.0= 0.5.5= 0.6.0= 0.6.2= 0.6.3= 0.8.0= 0.9.0= 0.9.6= 0.9.8= 0.9.9= 1.0.0= 1.0.2= 1.0.3= 1.0.6= 1.1.0= 1.2.0= 1.3.0= 1.4.0= 1.5.0= 1.5.4= 1.5.6= 1.6.0= 1.6.5= 1.8.0= 1.9.0= 2.0.0= 2.0.2= 2.0.6= 2.0.8= 2.2.0= 2.3.0= 2.4.0= 2.4.6= 2.5.0= 2.6.0= 2.7.0= 2.8.0≤ 2.9.0

No fix yet

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