CVE-2020-1891 Information

Description

A user controlled parameter used in video call in WhatsApp for Android prior to v2.20.17 WhatsApp Business for Android prior to v2.20.7 WhatsApp for iPhone prior to v2.20.20 and WhatsApp Business for iPhone prior to v2.20.20 could have allowed an out-of-bounds write on 32-bit devices.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://www.whatsapp.com/security/advisories/2020

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8