SB2019092727 - Remote code execution in WhatsApp Messenger



SB2019092727 - Remote code execution in WhatsApp Messenger

Published: September 27, 2019 Updated: November 17, 2019

Security Bulletin ID SB2019092727
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Integer overflow (CVE-ID: CVE-2019-11927)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow when parsing EXIF tags in WEBP images. A remote attacker can create a specially crafted WEBP image, send it to the victim, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.