CVE-2020-1903

low-risk
Published 2020-10-06

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.

Do I need to act?

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0.29% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (2)

Affected Vendors

Whatsapp

References (2)

Vendor Advisory https://www.whatsapp.com/security/advisories/2020/
Vendor Advisory https://www.whatsapp.com/security/advisories/2020/
26
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 7/34 · Low