GnuTLS Server Name Validation Flaw Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1020057
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SecurityTracker URL: http://securitytracker.com/id?1020057
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CVE Reference: CVE-2008-1948
(Links to External Site)
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Date: May 20 2008
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Impact: Denial of service via network
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): prior to 2.2.4
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Description: A vulnerability was reported in GnuTLS. A remote user can cause denial of service conditions.
A remote user can send a specially crafted server name value to cause the target service overwrite unallocated memory and crash.
Codenomicon
reported this vulnerability via CERT-FI.
The original advisory is available at:
https://www.cert.fi/haavoittuvuudet/advisory-gnutls.html
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Impact: A remote user can cause denial of service conditions.
[Editor's note: The vendor did not evaluate whether this buffer overflow can result in code execution.]
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Solution: The vendor has issued a fixed version (2.2.5).
The vendor's advisory is available at:
http://lists.gnu.org/archive/html/gnutls-devel/2008-05/msg00060.html
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Vendor URL: www.gnu.org/software/gnutls/security.html (Links to External Site)
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Cause: Boundary error
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Underlying OS: Linux (Any)
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Reported By: Simon Josefsson <simon@josefsson.org>
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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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[Original Message Not Available for Viewing]
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