
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. Viber is currently one of the most used chat applications in the world with more than 1 billion users.

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. However, older versions are still affected. VNCERT/CC Center coordinated with Viber's security team to handle this security hole and fixed it in Viber Desktop 16.0.0 update. Viber for Desktop devices lets you send free messages and make free calls to other Viber users around the world. such as spreading malicious code, controlling computers, stealing sensitive information. Download viber for Desktop, PC, Mac & Linux. 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.

This is a critical vulnerability that could affect hundreds of millions of users. 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.
