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CVE
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CVE-2014-2900Date: (C)2014-04-23   (M)2023-12-22


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V2 Severity:
CVSS Score : 5.8
Exploit Score: 8.6
Impact Score: 4.9
 
CVSS V2 Metrics:
Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality: PARTIAL
Integrity: PARTIAL
Availability: NONE
  
Reference:
SECUNIA-57743
BID-66780
GLSA-201612-53
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

CPE    4
cpe:/a:yassl:cyassl:2.8.0
cpe:/a:yassl:cyassl:2.7.0
cpe:/a:yassl:cyassl:2.6.0
cpe:/a:yassl:cyassl:2.5.0
...
CWE    1
CWE-310

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