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
Weakness typeCWE-400Uncontrolled resource consumption
How to fix
Update
- whatsapp whatsapp2.20.61 or later
- whatsapp whatsapp_business2.20.61 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| whatsapp whatsapp | v < 2.20.61 | 2.20.61 |
| whatsapp whatsapp_business | v < 2.20.61 | 2.20.61 |
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