Security News on WhatsApp Buffer Overview Vulnerability

 

On May 14, 2019, a buffer overflow vulnerability was identified in WhatsApp.

The vulnerability allows a remote attacker to execute arbitrary code on the target system. The vulnerability exists due to a boundary error within the WhatsApp VOIP stack when processing SRTCP packets. A remote attacker can send a series of specially crafted SRTCP packets sent to a target phone number, trigger buffer overflow and execute arbitrary code on the target device. Successful exploitation of this vulnerability may result in complete compromise of vulnerable system. 

Notes: This vulnerability CVE-2019-3568 is being actively exploited in the wild.

 

System / Technologies Affected:

The vulnerability affects the following software: 

  • WhatsApp for Android: versions prior to 2.19.134
  • WhatsApp Business for Android: versions prior to 2.19.44
  • WhatsApp for iOS: versions prior to 2.19.51
  • WhatsApp Business for iOS: versions prior to 2.19.51
  • WhatsApp for Windows Phone: versions prior to prior to 2.18.348
  • WhatsApp for Tizen: versions prior to v2.18.15

 

Solutions:

To fix the vulnerability, users should install the latest software version issued by the vendor:
WhatsApp for Android
WhatsApp Business for Android
WhatsApp for iOS
WhatsApp Business for iOS
WhatsApp for Windows Phone

 

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