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This Bug Could Have Let Anyone Crash WhatsApp Of All Group Members

This Bug Could Have Let Anyone Crash WhatsApp Of All Group Members

December 17, 2019Swati Khandelwal
WhatsApp, the world's most popular end-to-end encrypted messaging application, patched an incredibly frustrating software bug that could have allowed a malicious group member to crash the messaging app for all members of the same group, The Hacker News learned. Just by sending a maliciously crafted message to a targeted group, an attacker can trigger a fully-destructive WhatsApp crash-loop, forcing all group members to completely uninstall the app, reinstall it, and remove the group to regain normal function. Since the group members can't selectively delete the malicious message without opening the group window and re-triggering the crash-loop, they have to lose the entire group chat history, indefinitely, to get rid of it. Discovered by researchers at Israeli cybersecurity firm Check Point , the latest bug resided in the WhatsApp's implementation of XMPP communication protocol that crashes the app when a member with invalid phone number drops a message in the grou
How to Crash Your Friends' WhatsApp Just By Sending Crazy Smileys

How to Crash Your Friends' WhatsApp Just By Sending Crazy Smileys

December 22, 2015Swati Khandelwal
What would require crashing the wildly popular WhatsApp messaging application? Nearly 4000 Smileys . Yes, you can crash your friends'  WhatsApp , both WhatsApp Web and mobile application, by sending them not any specially crafted messages, but just Smileys. Indrajeet Bhuyan , an independent researcher, has reported The Hacker News a new bug in WhatsApp that could allow anyone to remotely crash most popular messaging app just by sending nearly 4000 emojis to the target user, thereby affecting up to 1 Billion users. Bhuyan is the same researcher who reported a very popular WhatsApp crash bug last year that required 2000 words ( 2kb in size ) message in the special character set to remotely crash Whatsapp messenger app. After this discovery, the company patched the bug by setting up the limits of characters in WhatsApp text messages, but unfortunately, it failed to set up limits for smileys send via WhatsApp. "In WhatsApp Web, Whatsapp allows 65500-660
Android Vulnerability Traps Devices in 'Endless Reboot Loop'

Android Vulnerability Traps Devices in 'Endless Reboot Loop'

August 05, 2015Swati Khandelwal
Poor Android users are facing a terrible, horrible, and awful week. Few days ago, Trend Micro security researchers uncovered a Android crashing vulnerability in the widely used mobile operating system, impacting the majority of Android devices in use. The report follows another significant Stagefright vulnerability that was revealed by separate researchers, who warned that nearly 950 Million Android phones can be hijacked by sending a simple text message or via malicious Android app or specially crafted web pages. EXPLOIT TO TRAP ANDROID DEVICES IN ENDLESS REBOOTS Now, the security researchers have discovered a dangerous security bug in the Android operating system that they claim can "brick" your phone, making it unresponsive and completely useless. The new vulnerability, CVE-2015-3823 , can be exploited by potential hackers to cause your Android device to endless Reboot, and is similar to the Stagefright bug in that the flaw exists in the 'media
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