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Vulnerability · NVD

CVE-2021-24042

CVE-2021-24042, critical severity (CVSS 9.8): 2 tracked apps concerned, all fixed or indeterminable on their current version.

Severity (CVSS)
9.8

NVD scale

Exploitation
1.2 %

EPSS, predicted over 30 days

Tracked apps
2
Still exposed
0

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.

Attack vector : Network No privileges required No user interaction
Show raw CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS 1.24% above median percentile 67.9%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

  • WhatsApp Android com.whatsapp
    Affected <2.21.23 Fixed in 2.21.23 Latest tracked 2.26.35.75 patched
  • WhatsApp iOS ios:net.whatsapp.WhatsApp
    Affected <2.21.230 Fixed in 2.21.230 Latest tracked 26.37.76 patched
Vulnerable CPE configurations (4)
Vendor Product Versions
whatsapp whatsapp
Android
<2.21.23
whatsapp whatsapp
Android
<2.21.23
whatsapp whatsapp
iOS
<2.21.230
whatsapp whatsapp
iOS
<2.21.230
View on NVD ↗ Advisory · www.whatsapp.com

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