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CVE-2014-2900

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Date: April 22, 2014

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.

Language: C

Severity Score

4.8

Related Resources (9)

Url: http://www.wolfssl.com/yaSSL/Blog/Entries/2014/4/11_wolfSSL_Security_Advisory__April_9%2C_2014.html

Url: http://www.wolfssl.com/yaSSL/Docs-cyassl-changelog.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2014-2900

Url: http://seclists.org/oss-sec/2014/q2/130

Url: http://seclists.org/oss-sec/2014/q2/126

Url: http://secunia.com/advisories/57743

Url: https://security.gentoo.org/glsa/201612-53

Url: http://www.securityfocus.com/bid/66780

Url: https://www.mend.io/vulnerability-database/CVE-2014-2900

Severity Score

4.8

Weakness Type (CWE)

Cryptographic Issues

CWE-310

CVSS v3.1

Base Score:	4.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	NONE

CVSS v2

Base Score:	5.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	NONE
Additional information:

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