CVEvulnerability

CVE-2019-3568

9.8 CRITICAL Known exploited Published 2019-05-14 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

WhatsApp VOIP Stack Buffer Overflow Vulnerability — Meta Platforms WhatsApp

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.

Added to KEV
2022-04-19
Remediation due
2022-05-10
Ransomware use
Unknown
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2019-3568
Status
Analyzed
Published
2019-05-14
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-122, CWE-787

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. The issue affects WhatsApp for Android prior to v2.19.134, WhatsApp Business for Android prior to v2.19.44, WhatsApp for iOS prior to v2.19.51, WhatsApp Business for iOS prior to v2.19.51, WhatsApp for Windows Phone prior to v2.18.348, and WhatsApp for Tizen prior to v2.18.15.

Affected configurations

• whatsapp whatsapp (< 2.18.15) • whatsapp whatsapp (< 2.18.348) • whatsapp whatsapp (< 2.19.51) • whatsapp whatsapp (< 2.19.134) • whatsapp whatsapp business (< 2.19.44) • whatsapp whatsapp business (< 2.19.51)

Related

Weakness · CWE (2)

  • CWE-122 Heap-based Buffer Overflow weakness
  • CWE-787 Out-of-bounds Write weakness

References