Integer underflow in WhatsApp products - CVE-2022-27492
Published: September 26, 2022
Vulnerability identifier: #VU67634
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2022-27492
CWE-ID: CWE-191
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Affected software:
WhatsApp Messenger for Android
WhatsApp Business for Android
WhatsApp Messenger for iOS
WhatsApp Messenger for Android
WhatsApp Business for Android
WhatsApp Messenger for iOS
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer underflow when processing video files. A remote attacker can send a specially crafted video file to another user, trigger an integer underflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2022-27492
Install updates from vendor's website.