AEGLIX vulnerability intelligence
CVE-2019-3568
CRITICAL · CVSS 9.8 · Analyzed
Published: 2019-05-14 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
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.
Severity and scoring
- CVSS score
- 9.8 · CRITICAL
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-122, CWE-787
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Meta Platforms · WhatsApp
- Added to catalog
- 2022-04-19
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-05-10
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:tizen:*:*
Before (exclusive): 2.18.15
cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:windows_phone:*:*
Before (exclusive): 2.18.348
cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:iphone_os:*:*
Before (exclusive): 2.19.51
cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:android:*:*
Before (exclusive): 2.19.134
cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:android:*:*
Before (exclusive): 2.19.44
cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:iphone_os:*:*
Before (exclusive): 2.19.51
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- http://www.securityfocus.com/bid/108329
Broken Link · Third Party Advisory · VDB Entry
- https://www.facebook.com/security/advisories/cve-2019-3568
Third Party Advisory
- http://www.securityfocus.com/bid/108329
Broken Link · Third Party Advisory · VDB Entry
- https://www.facebook.com/security/advisories/cve-2019-3568
Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-3568
US Government Resource