SSH Tectia Server Discloses Host Key to Local Users and Remote Authenticated Users
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SecurityTracker Alert ID: 1014343
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SecurityTracker URL: http://securitytracker.com/id?1014343
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CVE Reference: CAN-2005-2146
(Links to External Site)
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Updated: Jul 7 2005
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Original Entry Date: Jun 30 2005
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Impact: Disclosure of authentication information
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Fix Available: Yes
Exploit Included: Yes
Vendor Confirmed: Yes
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Version(s): 4.3.1 and prior versions
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Description: A vulnerability was reported in SSH Tectia Server, affecting Windows-based systems. A local user or remote authenticated user can obtain the host key.
The SSH Tectia Server running on Windows does not set proper file permissions on the host identification key. A local user or a
remote authenticated user can access the host identification key (i.e., the Secure Shell host key) without having the required administrative
privileges. The user can copy this key and then install the key on a malicious server to masquerade as the original server.
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Impact: A local user or remote authenticated user can obtain the host key and use this key to masquerade as the target server.
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Solution: The vendor has issued a fixed version (4.3.2), available at:
http://www.ssh.com/support/downloads/tectia-server/updates-and-packages-4-3.html
See
the vendor's advisory for some important additional information:
http://www.ssh.com/company/newsroom/article/653/
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Vendor URL: www.ssh.com/company/newsroom/article/653/ (Links to External Site)
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Cause: Access control error
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Underlying OS: Windows (Any)
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Message History:
None.
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Source Message Contents
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Date: Thu, 30 Jun 2005 16:49:34 -0400
Subject: http://www.ssh.com/company/newsroom/article/653/
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> SSH Tectia Server Private Key Permission Vulnerability in Windows
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