Researchers with security company Calif have discovered, weaponized, and privately reported to Tencent a critical vulnerability that allowed them to create “WeWorm”, a worm that spreads via WeChat calls without any user interaction. During its rampage, the WeWorm compromises the WeChat account of each user, and uses the saved contacts to propagate itself further, potentially reaching millions of devices within hours. The worm can hop from smartphone to smartphone, regardless of whether they are running … More →
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