CVE-2021-24043

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.

CVSS v3 9.1 CRITICAL
CVSS v2.0 6.4 MEDIUM

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

6.4^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:P

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.whatsapp.com/security/advisories/2021/	Not Applicable Vendor Advisory
https://www.whatsapp.com/security/advisories/2022/	Vendor Advisory
https://www.whatsapp.com/security/advisories/2021/	Not Applicable Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:whatsapp:whatsapp:2.21.23.2:::::android::
	cpe:2.3:a:whatsapp:whatsapp:2.21.230.6:::::iphone_os::
	cpe:2.3:a:whatsapp:whatsapp:2.2145.0::::desktop:::
	cpe:2.3:a:whatsapp:whatsapp_business:2.21.23.2:::::android::
	cpe:2.3:a:whatsapp:whatsapp_business:2.21.230.7:::::iphone_os::

History

21 Nov 2024, 05:52

Type	Values Removed	Values Added
References	~~() https://www.whatsapp.com/security/advisories/2021/ - Not Applicable, Vendor Advisory~~	() https://www.whatsapp.com/security/advisories/2021/ - Not Applicable, Vendor Advisory

Information

Published : 2022-02-02 12:15

Updated : 2024-11-21 05:52

NVD link : CVE-2021-24043

Mitre link : CVE-2021-24043

CVE.ORG link : CVE-2021-24043

JSON object : View

Products Affected

whatsapp

whatsapp_business
whatsapp

CWE

CWE-125

Out-of-bounds Read

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