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CVE-2021-24043

Common vulnerabilities & exposures (CVE)

CVE databaseCVE database blogpostRelease & EoL database
 
Published at: - 02-02-2022 01:15
Last modified: - 07-02-2022 08:47
Total changes: - 2

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Low
Attack complexity
Network
Attack vector
High
Availability
High
Confidentiality
None
Integrity
None
Privileges required
Unchanged
Scope
None
User interaction
9.1
Base score
3.9
5.2
Exploitability score
Impact score
 

Verification logic

OR
vendor=whatsapp AND product=whatsapp AND version=2.21.23.2 AND target_software=android
vendor=whatsapp AND product=whatsapp AND version=2.21.230.6 AND target_software=iphone_os
vendor=whatsapp AND product=whatsapp AND version=2.2145.0 AND software_edition=desktop
vendor=whatsapp AND product=whatsapp_business AND version=2.21.23.2 AND target_software=android
vendor=whatsapp AND product=whatsapp_business AND version=2.21.230.7 AND target_software=iphone_os
 

Reference

 


Keywords

NVD

 

CVE-2021-24043

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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