Detecting a serious security flaw on Viber Desktop, users need to update immediately

The research team of VNCERT/CC Center recently issued a warning about a serious security hole in the Viber Desktop chat application - the Viber chat application installed on users' computers, to the development team. Viber products to fix.

This is a critical vulnerability that could affect hundreds of millions of users. If successfully exploited by the bad guys, it can be combined with a number of other network attack techniques to perform an attack chain to take control of the user's computer and on the computer that faces the risk of network attack. such as spreading malicious code, controlling computers, stealing sensitive information.

VNCERT/CC Center coordinated with Viber's security team to handle this security hole and fixed it in Viber Desktop 16.0.0 update. However, older versions are still affected. Before the risk of being attacked by a vulnerability on Viber Desktop, VNCERT/CC center recommends that users need to download Viber and immediately update to the latest version of Viber Desktop on their computer.

Viber is currently one of the most used chat applications in the world with more than 1 billion users. Therefore, the level of impact is very large with a global scale if the software has a vulnerability and hackers can exploit it to perform network attacks.

Jessica Tanner

Update 07 December 2021