Ruby OCSP_basic_verify() Validation Flaw Lets Remote Users Conduct Certificate Spoofing Attacks
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SecurityTracker Alert ID: 1022505 |
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SecurityTracker URL: http://securitytracker.com/id/1022505
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CVE Reference:
CVE-2009-0642
(Links to External Site)
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Date: Jul 3 2009
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Impact:
Modification of authentication information
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Fix Available: Yes Vendor Confirmed: Yes
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Version(s): 1.8.x, 1.9.x
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Description:
A vulnerability was reported in Ruby. A remote user can conduct certificate spoofing attacks.
The OCSP_basic_verify() function in 'ext/openssl/ossl_ocsp.c' does not properly validate X.509 certificates. A remote user may be able to present an invalid certificate that will not be detected as invalid by the target user.
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Impact:
A remote user can conduct certificate spoofing attacks.
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Solution:
The vendor has issued a source code fix.
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Vendor URL: www.ruby-lang.org/ (Links to External Site)
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Cause:
Authentication error
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Underlying OS:
Linux (Any), UNIX (Any), Windows (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Fri, 3 Jul 2009 00:07:32 -0400
Subject: Ruby
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CVE-2009-0642
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