CVE-2015-1855

verifycertificateidentity in the OpenSSL extension in Ruby before 2.0.0 patchlevel 645, 2.1.x before 2.1.6, and 2.2.x before 2.2.2 does not properly validate hostnames, which allows remote attackers to spoof servers via vectors related to 1 multiple wildcards, 1 wildcards in IDNA names, 3 case...

Cisco NX-OS: OpenSSL Alternative Chains Certificate Forgery Vulnerability (July 2015) Affecting Cisco Products (cisco-sa-20150710-openssl)

On July 9, 2015, the OpenSSL Project released a security advisory detailing a vulnerability affecting applications that verify certificates, including SSL/Transport Layer Security TLS/Datagram Transport Layer Security DTLS clients and SSL/TLS/DTLS servers using client authentication. Copyright C...

OpenSSL Alternative Chains Certificate Forgery

!/usr/bin/env ruby encoding: ASCII-8BIT By Ramon de C Valle. This work is dedicated to the public domain. require 'openssl' require 'optparse' require 'socket' Version = 0, 0, 1 Release = nil class String def hexdumpstream=$stdout 0.stepbytesize - 1, 16 do |i| stream.printf'%08x ', i 0.upto15 do...

OpenSSL - Alternative Chains Certificate Forgery

!/usr/bin/env ruby encoding: ASCII-8BIT By Ramon de C Valle. This work is dedicated to the public domain. require 'openssl' require 'optparse' require 'socket' Version = 0, 0, 1 Release = nil class String def hexdumpstream=$stdout 0.stepbytesize - 1, 16 do |i| stream.printf'%08x ', i 0.upto15 do...

Google Chrome < 37.0.2062.124 Multiple Vulnerabilities

The version of Google Chrome installed on the remote host is a version prior to 37.0.2062.124. It is, therefore, affected by an issue in the Network Security Services NSS libraries. This issue is due to lenient parsing of ASN.1 values involved in a signature and could lead to the forgery of RSA...

Analysis Reveals Flame Malware's Process Injection Tricks

As researchers continue to pull apart the Gauss malware code, looking for spreading mechanisms and infection vectors, there is still some work being done on Gauss’s cousin Flame, as well. New research from CERT Polska reveals how deeply Flame burrows itself into infected systems, showing that the...