Vulnerability Details CVE-2021-24042
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 65.7%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
Products affected by CVE-2021-24042
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cpe:2.3:a:whatsapp:whatsapp:*
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cpe:2.3:a:whatsapp:whatsapp:0.0.104
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cpe:2.3:a:whatsapp:whatsapp:0.0.120
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cpe:2.3:a:whatsapp:whatsapp:0.0.58
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cpe:2.3:a:whatsapp:whatsapp:0.0.60
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cpe:2.3:a:whatsapp:whatsapp:0.0.62
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cpe:2.3:a:whatsapp:whatsapp:0.0.73
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cpe:2.3:a:whatsapp:whatsapp:0.0.75
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cpe:2.3:a:whatsapp:whatsapp:0.0.86
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cpe:2.3:a:whatsapp:whatsapp:0.0.89
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cpe:2.3:a:whatsapp:whatsapp:0.0.98
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cpe:2.3:a:whatsapp:whatsapp:2.18.1
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cpe:2.3:a:whatsapp:whatsapp:2.18.100
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cpe:2.3:a:whatsapp:whatsapp:2.18.101
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cpe:2.3:a:whatsapp:whatsapp:2.18.102
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cpe:2.3:a:whatsapp:whatsapp:2.18.104
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cpe:2.3:a:whatsapp:whatsapp:2.18.105
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cpe:2.3:a:whatsapp:whatsapp:2.18.106
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cpe:2.3:a:whatsapp:whatsapp:2.18.108
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cpe:2.3:a:whatsapp:whatsapp:2.18.109
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cpe:2.3:a:whatsapp:whatsapp:2.18.111
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cpe:2.3:a:whatsapp:whatsapp:2.18.116
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cpe:2.3:a:whatsapp:whatsapp:2.18.117
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cpe:2.3:a:whatsapp:whatsapp:2.18.121
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cpe:2.3:a:whatsapp:whatsapp:2.18.122
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cpe:2.3:a:whatsapp:whatsapp:2.18.123
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cpe:2.3:a:whatsapp:whatsapp:2.18.124
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cpe:2.3:a:whatsapp:whatsapp:2.18.126
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cpe:2.3:a:whatsapp:whatsapp:2.18.129
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cpe:2.3:a:whatsapp:whatsapp:2.18.13
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cpe:2.3:a:whatsapp:whatsapp:2.18.130
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cpe:2.3:a:whatsapp:whatsapp:2.18.131
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cpe:2.3:a:whatsapp:whatsapp:2.18.132
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cpe:2.3:a:whatsapp:whatsapp:2.18.14
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cpe:2.3:a:whatsapp:whatsapp:2.18.150
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cpe:2.3:a:whatsapp:whatsapp:2.18.18
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cpe:2.3:a:whatsapp:whatsapp:2.18.21
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cpe:2.3:a:whatsapp:whatsapp:2.18.22
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cpe:2.3:a:whatsapp:whatsapp:2.18.26
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cpe:2.3:a:whatsapp:whatsapp:2.18.276
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cpe:2.3:a:whatsapp:whatsapp:2.18.3
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cpe:2.3:a:whatsapp:whatsapp:2.18.30
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cpe:2.3:a:whatsapp:whatsapp:2.18.33
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cpe:2.3:a:whatsapp:whatsapp:2.18.35
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cpe:2.3:a:whatsapp:whatsapp:2.18.36
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cpe:2.3:a:whatsapp:whatsapp:2.18.37
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cpe:2.3:a:whatsapp:whatsapp:2.18.42
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cpe:2.3:a:whatsapp:whatsapp:2.18.43
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cpe:2.3:a:whatsapp:whatsapp:2.18.44
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cpe:2.3:a:whatsapp:whatsapp:2.18.49
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cpe:2.3:a:whatsapp:whatsapp:2.18.51
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cpe:2.3:a:whatsapp:whatsapp:2.18.54
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cpe:2.3:a:whatsapp:whatsapp:2.18.55
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cpe:2.3:a:whatsapp:whatsapp:2.18.62
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cpe:2.3:a:whatsapp:whatsapp:2.18.63
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cpe:2.3:a:whatsapp:whatsapp:2.18.68
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cpe:2.3:a:whatsapp:whatsapp:2.18.69
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cpe:2.3:a:whatsapp:whatsapp:2.18.7
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cpe:2.3:a:whatsapp:whatsapp:2.18.71
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cpe:2.3:a:whatsapp:whatsapp:2.18.72
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cpe:2.3:a:whatsapp:whatsapp:2.18.75
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cpe:2.3:a:whatsapp:whatsapp:2.18.77
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cpe:2.3:a:whatsapp:whatsapp:2.18.79
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cpe:2.3:a:whatsapp:whatsapp:2.18.80
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cpe:2.3:a:whatsapp:whatsapp:2.18.87
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cpe:2.3:a:whatsapp:whatsapp:2.18.9
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cpe:2.3:a:whatsapp:whatsapp:2.18.90
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cpe:2.3:a:whatsapp:whatsapp:2.18.91
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cpe:2.3:a:whatsapp:whatsapp:2.18.92
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cpe:2.3:a:whatsapp:whatsapp:2.18.94
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cpe:2.3:a:whatsapp:whatsapp:2.18.95
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cpe:2.3:a:whatsapp:whatsapp:2.19.44
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cpe:2.3:a:whatsapp:whatsapp:2.20.193.2
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cpe:2.3:a:whatsapp:whatsapp:2.20.193.9
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cpe:2.3:a:whatsapp:whatsapp:2.20.194.16
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cpe:2.3:a:whatsapp:whatsapp:2.20.195.15
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cpe:2.3:a:whatsapp:whatsapp:2.20.195.17
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cpe:2.3:a:whatsapp:whatsapp:2.20.196.16
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cpe:2.3:a:whatsapp:whatsapp:2.20.197.17
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cpe:2.3:a:whatsapp:whatsapp:2.20.197.20
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cpe:2.3:a:whatsapp:whatsapp:2.20.198.15
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cpe:2.3:a:whatsapp:whatsapp:2.20.199.14
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cpe:2.3:a:whatsapp:whatsapp:2.20.78
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cpe:2.3:a:whatsapp:whatsapp:2.20.79
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cpe:2.3:a:whatsapp:whatsapp:2.20.95
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cpe:2.3:a:whatsapp:whatsapp:2.20.96
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cpe:2.3:a:whatsapp:whatsapp:2.20.97
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cpe:2.3:a:whatsapp:whatsapp:2.21.8.13