HomeWhatsappCVE-2021-24042

CVE-2021-24042

CRITICAL
9.8CVSS
Published: 2022-01-04
Updated: 2025-05-22
AI Analysis

Description

The calling logic for WhatsApp for Android prior to v2.21.23, WhatsApp Business for Android prior to v2.21.23, WhatsApp for iOS prior to v2.21.230, WhatsApp Business for iOS prior to v2.21.230, WhatsApp for KaiOS prior to v2.2143, WhatsApp Desktop prior to v2.2146 could have allowed an out-of-bounds write if a user makes a 1:1 call to a malicious actor.

CVSS Metrics

Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
network
Complexity
low
Privileges
none
User Action
none
Scope
unchanged
Confidentiality
high
Integrity
high
Availability
high
Weaknesses
CWE-122CWE-787CWE-787

Metadata

Primary Vendor
WHATSAPP
Published
1/4/2022
Last Modified
5/22/2025
Source
NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

whatsapp : whatsappwhatsapp : whatsappwhatsapp : whatsappwhatsapp : whatsappwhatsapp : whatsappwhatsapp : whatsapp

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CVE-CVE-2021-24042 | CRITICAL Severity | CVEDatabase.com | CVEDatabase.com