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[{"id":483,"title":"Self-taught through trial and error","votes":548,"type":"x","order":1,"pct":78.51,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.3,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.87,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.32,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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83

Drupal Context 6.x-2.0-rc4 Moderate: XSS Access Threat Mitigated

The development team behind the Drupal module Context have released version 6.x-2.0-rc4, which fixes a cross-site scripting (XSS) vulnerability when displaying block descriptions. If a user with 'administer blocks' permission clicks on a crafted link, JavaScript contained in the link is executed with the privileges of the Drupal page. Attackers can exploit this to gain access to a system. . Just a few weeks ago, a 'simple' XSS vulnerability in a bug-tracking system allowed root access to Apache Software Foundation servers, so XSS vulnerabilities are certainly not to be treated lightly. Update: According to Drupal security team member Heine Deelstra, there is no URL manipulation or JavaScript contained in the link itself involved in the exploitation of the vulnerability. The vulnerability occurs if a user with 'administrator blocks' permission has added JavaScript to a block description on the block administration page. The impact is low since not that many sites using context have role seperation between block admins and other admins. Only a small subsection of the sites using the context release candidate are affected. The link for this article located at H Security is no longer available. . The WordPress plugin Editor Enhancements resolves a minor CSRF vulnerability impacting user roles with editing privileges. Critical security update.. Drupal Security, XSS Attack, Context Module. . LinuxSecurity.com Team

Calendar 2 May 12, 2010 User Avatar LinuxSecurity.com Team Hacks/Cracks
77

DenyHosts: Protect SSH Access From Repeated Attacks and Intrusions

DenyHosts is a tool that observes login attempts to SSH, and if it finds failed login attempts again and again from the same IP address, DenyHosts blocks further login attempts from that IP address by putting it into /etc/hosts.deny. DenyHosts can be run by cron or as a daemon. . From the DenyHosts web site: "DenyHosts is a script intended to be run by Linux system administrators to help thwart ssh server attacks. If you've ever looked at your ssh log (/var/log/secure on Redhat, /var/log/auth.log on Mandrake, etc...) you may be alarmed to see how many hackers attempted to gain access to your server. Hopefully, none of them were successful (but then again, how would you know?). Wouldn't it be better to automatically prevent that attacker from continuing to gain entry into your system? DenyHosts attempts to address the above... " This tutorial is based on a Debian Sarge system, however, it should apply to other distributions with almost no modifications. I want to say first that this is not the only way of setting up such a system. There are many ways of achieving this goal but this is the way I take. I do not issue any guarantee that this will work for you! The link for this article located at HOWTO Forge is no longer available. . Fail2ban mitigates incessant SSH login attempts, reinforcing security measures by disabling dubious IP addresses.. DenyHosts, SSH Security, Dictionary Attack Prevention. . LinuxSecurity.com Team

Calendar 2 Feb 20, 2006 User Avatar LinuxSecurity.com Team Server Security
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/main-polls/150-what-got-you-started-with-linux?task=poll.vote&format=json
150
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[{"id":483,"title":"Self-taught through trial and error","votes":548,"type":"x","order":1,"pct":78.51,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.3,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.87,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.32,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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