Buffer overflow in Facebook Whatsapp Business For Android
CVE-2021-24026
A missing bounds check within the audio decoding pipeline for WhatsApp calls in WhatsApp for Android prior to v2.21.3, WhatsApp Business for Android prior to v2.21.3, WhatsApp for iOS prior to v2.21.32, and WhatsApp Business for iOS prior…
Vulnerability class: Buffer Overflow
EPSS: 0.014 (69.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Facebook Whatsapp Business For Android — versions unspecified
- Facebook Whatsapp Business For Ios — versions unspecified
- Facebook Whatsapp For Android — versions unspecified
- Facebook Whatsapp For Ios — versions unspecified
- Whatsapp Whatsapp_business
Weakness classification (CWE)
References
- cve-assign@fb.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-24026?
- CVE-2021-24026 is a critical-severity vulnerability in Facebook Whatsapp Business For Android, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2021-04-06.
- How severe is CVE-2021-24026?
- Critical severity. CVSS v3 base score is 9.8 out of 10.