PULSEUnderground Intel

LIVE27signals / 24h

FEED

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CVE Watch—

CVE-2019-3568

WhatsApp VOIP Stack Buffer Overflow Vulnerability

CVSS

—

No CVSS

EPSS

30.1%

p98

KEV

YES

Apr 19, 2022

Exploit Today

79

0-100

Published: — · Last modified: —

EPSS · 30d

30.1%EPSS · 30 days30.1%

2026-09-162026-10-14

KEV catalog record

Product

Meta Platforms / WhatsApp

Vulnerability

WhatsApp VOIP Stack Buffer Overflow Vulnerability

Added to KEV

Apr 19, 2022

Remediate by

May 10, 2022

Known ransomware use

No

Summary description

A buffer overflow vulnerability in WhatsApp VOIP stack allowed remote code execution via specially crafted series of RTCP packets sent to a target phone number.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2019-3568

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