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VULNERABILITIES

CVE-2020-1909 Details

Description

A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code execution. This could have happened only if several events occurred together in sequence, including receiving an animated sticker while placing a WhatsApp video call on hold.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.whatsapp.com/security/advisories/2020/ CVEVendor Advisory
https://www.whatsapp.com/security/advisories/2020/ [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-416Use After Free[email protected]
CWE-416Use After Free[email protected]

Affected Products

ProductVersions
whatsapp whatsapp
< 2.20.111

CPE

  • cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:iphone_os:*:*

Remediation

  • No remediation found in references.
whatsapp whatsapp business
< 2.20.111

CPE

  • cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:iphone_os:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-1909
NVD Published Date:
Nov 3, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2020-1909 Details - Not Deferred