PT-2014-4952 · Wolfssl · Cyassl

Ivan Fratric · Published 2014-04-22 · Updated 2017-07-01 · CVE-2014-2899

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions wolfSSL CyaSSL versions prior to 2.9.4

Description The issue allows remote attackers to cause a denial of service, resulting in a NULL pointer dereference. This can occur in two scenarios: (1) when a request is made for the peer certificate and a certificate parsing failure happens, or (2) when a client key exchange message is sent and the ephemeral key is not found.

Recommendations For versions prior to 2.9.4, update to version 2.9.4 or later to resolve the issue.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2014-2899

Affected Products

Cyassl

References · 8

• http://wolfssl.com/yaSSL/Blog/Entries/2014/4/11_wolfSSL_Security_Advisory__April_9%2C_2014.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2014-2899 · Security Note
• http://secunia.com/advisories/57743 · Vendor Advisory
• https://security.gentoo.org/glsa/201612-53 · Vendor Advisory
• http://securityfocus.com/bid/66780 · Note
• http://seclists.org/oss-sec/2014/q2/130 · Note
• http://wolfssl.com/yaSSL/Docs-cyassl-changelog.html · Note
• http://seclists.org/oss-sec/2014/q2/126 · Note