Main Vulnerability Database Vulnerabilities #VU46538

Input validation error in WhatsApp Messenger for Android and WhatsApp Business for Android - CVE-2020-1890

Published: September 9, 2020

Vulnerability identifier: #VU46538

CSH Severity: Medium

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-1890

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to a URL validation issue. A remote attacker can cause the recipient of a sticker message containing deliberately malformed data to load an image from a sender-controlled URL without user interaction.

Affected software

WhatsApp Messenger for Android
WhatsApp Business for Android

How to mitigate CVE-2020-1890

Install updates from vendor's website.

WhatsApp Messenger for Android - update to 2.20.11
WhatsApp Business for Android - update to 2.20.2

External References

https://www.whatsapp.com/security/advisories/2020

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