libtASN1 asn1_der_decoding() Response Handling Bugs Let Remote Users Deny Service
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SecurityTracker Alert ID: 1026829 |
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SecurityTracker URL: http://securitytracker.com/id/1026829
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CVE Reference:
CVE-2012-1569
(Links to External Site)
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Date: Mar 21 2012
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Impact:
Denial of service via network
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Fix Available: Yes Vendor Confirmed: Yes Exploit Included: Yes
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Version(s): prior to 2.12
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Description:
A vulnerability was reported in libtASN1. A remote user can cause denial of service conditions.
A remote user can send specially crafted data so that the asn1_der_decoding() will return invalid data and cause an error in the calling function(s), resulting in a crash of the target service.
Matthew Hall of Mu Dynamics reported this vulnerability.
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Impact:
A remote user can cause the target service to crash.
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Solution:
The vendor has issued a fix (2.12).
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Vendor URL: www.gnutls.org/ (Links to External Site)
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Cause:
Boundary error
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Underlying OS:
Linux (Any), UNIX (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: Wed, 21 Mar 2012 20:25:53 +0000
Subject: Libtasn1
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ASN.1 length decoding vulnerability in Libtasn1 [MU-201202-02] [CVE-2012-1569]
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