6.8
CVSSv2

CVE-2007-4323

Published: 14/08/2007 Updated: 29/07/2017
CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6
VMScore: 605
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Vulnerability Summary

DenyHosts 2.6 does not properly parse sshd log files, which allows remote malicious users to add arbitrary hosts to the /etc/hosts.deny file and cause a denial of service by adding arbitrary IP addresses to the sshd log file, as demonstrated by logging in via ssh with a client protocol version identification containing an IP address string, a different vector than CVE-2006-6301.

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denyhosts denyhosts 2.6

Vendor Advisories

Debian Bug report logs - #438162 CVE-2007-4323: DenyHosts DoS vulnerability Package: denyhosts; Maintainer for denyhosts is Jan-Pascal van Best <janpascal@vanbestorg>; Source for denyhosts is src:denyhosts (PTS, buildd, popcon) Reported by: Stefan Fritsch <sf@sfritschde> Date: Wed, 15 Aug 2007 19:03:03 UTC Severit ...