Cisco IOS SSH Service Bug Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1020073
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SecurityTracker URL: http://securitytracker.com/id?1020073
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CVE Reference: CVE-2008-1159
(Links to External Site)
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Updated: May 28 2008
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Original Entry Date: May 21 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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Advisory: Cisco Security Advisory
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Version(s): 12.4
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Description: A vulnerability was reported in Cisco IOS in the SSH server. A remote user can cause denial of service conditions.
A remote user can send specially crafted data to trigger a memory access error and potentially cause the target device to reload.
Only
devices configured to accept SSH connections are affected (not the default configuration).
12.4-based IOS releases prior to 12.4(7),
12.4(13d)JA, and 12.4(9)T are not affected.
The 10-based releases, 11-based releases, 12.0-based releases, 12.1-based releases,
12.2-based releases, and 12.3-based releases are not affected.
Cisco has assigned Cisco Bug IDs CSCsk42419, CSCsk60020, and CSCsh51293
to this vulnerability.
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Impact: A remote user can cause the target device to reload.
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Solution: The vendor has issued a fix. A patch matrix is available in the vendor's advisory.
The Cisco advisory is available at:
http://www.cisco.com/warp/public/707/cisco-sa-20080521-ssh.shtml
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Vendor URL: www.cisco.com/warp/public/707/cisco-sa-20080521-ssh.shtml (Links to External Site)
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Cause: Access control error
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Message History:
None.
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Source Message Contents
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Date: Wed, 21 May 2008 10:46:51 -0400
Subject: Cisco IOS
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http://www.cisco.com/warp/public/707/cisco-sa-20080521-ssh.shtml
CVE-2008-1159
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