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Vulnerability Assessment & Network Security Forums |
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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery. Home >> Browse Vulnerability Assessment Database >> Denial of Service >> Dropbear Authorization-Pending Denial of Service Vulnerability Vulnerability Assessment Details
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Dropbear Authorization-Pending Denial of Service Vulnerability |
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Checks for authorization pending connection limit in Dropbear SSH server Detailed Explanation for this Vulnerability Assessment Summary : The remote SSH server is susceptible to denial of service attacks. Description : The remote host is running Dropbear, a small, open-source SSH server. The version of Dropbear installed on the remote host by default has a limit of 30 connections in the authorization-pending state subsequent connections are closed immediately. This issue can be exploited trivially by an unauthenticated attacker to deny service to legitimate users. See also : http://www.securityfocus.com/archive/1/426999/30/0/threaded http://lists.grok.org.uk/pipermail/full-disclosure/2006-March/042849.html Solution : Upgrade to Dropbear 0.48 or later. Network Security Threat Level: Low / CVSS Base Score : 2 (AV:R/AC:L/Au:NR/C:N/A:P/I:N/B:N) Networks Security ID: 17024 Vulnerability Assessment Copyright: This script is Copyright (C) 2006 Tenable Network Security |
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Cables, Connectors |
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