CVE-2020-1903

Medium

Description

An issue when unzipping docx, pptx, and xlsx documents in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have resulted in an out-of-memory denial of service. This issue would have required the receiver to explicitly open the attachment if it was received from a number not in the receiver's WhatsApp contacts.

SeverityMedium
CVSS5.5
Exploit probability—
ProductWhatsapp
PublishedOct 6, 2020
First seenOct 6, 2020

How to fix

Update
  • whatsapp whatsapp2.20.61 or later
  • whatsapp whatsapp_business2.20.61 or later

Affected products

ProductAffected versionsFixed in
whatsapp whatsappv < 2.20.612.20.61
whatsapp whatsapp_businessv < 2.20.612.20.61

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

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