#VU18437 Buffer overflow in WhatsApp Messenger for Android - CVE-2019-3568

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Main Vulnerability Database Vulnerabilities #VU18437

#VU18437 Buffer overflow in WhatsApp Messenger for Android - CVE-2019-3568

Published: May 14, 2019


Vulnerability identifier: #VU18437
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2019-3568
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: The vulnerability is being exploited in the wild
Vulnerable software:
WhatsApp Messenger for Android
Software vendor:
WhatsApp

Description

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.

Note: this vulnerability is being actively exploited in the wild.


Remediation

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

To fix the vulnerability, install the latest software version.

External links