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CVE-2021-24043

CRITICAL
9.1
CVSS Severity Score
EPSS Score0.1870%
EPSS Percentile5.37th
PublishedFeb 2, 2022
Last ModifiedNov 21, 2024

Vulnerability Description

A missing bound check in RTCP flag parsing code prior to WhatsApp for Android v2.21.23.2, WhatsApp Business for Android v2.21.23.2, WhatsApp for iOS v2.21.230.6, WhatsApp Business for iOS 2.21.230.7, and WhatsApp Desktop v2.2145.0 could have allowed an out-of-bounds heap read if a user sent a malformed RTCP packet during an established call.

Affected Platforms (CPE)

📦
Whatsapp

Whatsapp

= 2.21.23.2
📦
Whatsapp

Whatsapp

= 2.21.230.6
📦
Whatsapp

Whatsapp

= 2.2145.0
📦
Whatsapp

Whatsapp Business

= 2.21.23.2
📦
Whatsapp

Whatsapp Business

= 2.21.230.7

References & Advisories

🔗 https://www.whatsapp.com/security/advisories/2021/
🔗 https://www.whatsapp.com/security/advisories/2022/
🔗 https://www.whatsapp.com/security/advisories/2021/

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