Security Updates give the most recent protection content for Norton Internet Security, which protect networked critical systems and remote and mobile users from unwanted network intrusions and hackers, as well as from viruses, Trojans, and worms.

To download and install the Security Update 590 you need to run LiveUpdate feature of Norton Internet Security product. Please note that LiveUpdate definition identifier of Security Update 590 is 20120412.001 and its description was last modified on April 12, 2012 2:33:43 PM PDT.

Security Update 590 adds coverage for the following vulnerabilities and threats:

• Web Attack: Microsoft Common Controls CVE-2012-0158:
  This signature detects attempts to exploit Microsoft Windows Common Controls.
  
  
• Web Attack: Orbit Downloader URL Unicode Buffer Overflow:
  Orbit downloader url unicode conversion buffer overflow.
  
  
• Web Attack: Sun Java WebStart CVE-2012-0500:
  This signature detects the argument injection in JAVA.
  
  

Security Update 590 provides updated coverage for the following vulnerabilities and threats:

• Fake App Attack: Adware Installer Download:
  This signature detects a file installer download which may be associated with adware.
  
  
• Web Attack: Malicious Toolkit Website 9:
  This signature detect attempts to download exploits from a malicious toolkit which may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Malicious Exploit Kit Website 6:
  This signature detect attempts to download exploits from a malicious toolkit which may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Manual Sharing Scam:
  This signature will detect malicious web pages which are used for facebook likejacking attacks.
  
  
• Web Attack: Blackhole Toolkit Website 14:
  This signature detects attempts to download exploits from Blackhole toolkit that may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Mass Injection Website:
  It is an attack where an iframe which points to a malicious site is injected in large number of clean websites.
  
  
• Web Attack: Malicious JAR File Download 6:
  This signature detects attempts to download malicious JAR files.
  
  
• Web Attack: Malicious JAR File Download 9:
  This signature detects attempts to download malicious JAR files.
  
  
• Malicious Site: Malicious Request:
  You have attempted to visit a known malicious IP address. Visiting this web site could potentially put you at risk to becoming infected. Symantec's Network Threat Protection solution has prevented any potential infection attempts from occurring. You should not have to take any additional actions and are safe from infection. It is recommended that you do NOT visit this site.
  
  
• Web Attack: IBM Personal Communication Access Worksation Profile CVE-2012-0201:
  This signature detects a stack-based buffer-overflow vulnerability in IBM Personal Communications.