JS.Twettir The New Twitter Worm (Virus)

JS.Twettir is a worm that exploits a bug in the Twitter messaging client so that it can perform a cross-site scripting attack. The worm attempts to spread by infecting user accounts.

Protection

• Initial Rapid Release version April 12, 2009 revision 033
• Latest Rapid Release version April 12, 2009 revision 033
• Initial Daily Certified version April 12, 2009 revision 020
• Latest Daily Certified version April 12, 2009 revision 020
• Initial Weekly Certified release date April 15, 2009

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

• Wild Level: Low
• Number of Infections: 0 – 49
• Number of Sites: 0 – 2
• Geographical Distribution: Low
• Threat Containment: Easy
• Removal: Easy

Damage

• Damage Level: Low

Distribution

• Distribution Level: Low
• Target of Infection: The worm spreads through the Twitter messaging client.