Buffer overflow in Facebook Whatsapp Business For Android
CVE-2021-24042
The calling logic for WhatsApp for Android prior to v2.21.23, WhatsApp Business for Android prior to v2.21.23, WhatsApp for iOS prior to v2.21.230, WhatsApp Business for iOS prior to v2.21.230, WhatsApp for KaiOS prior to v2.2143, WhatsApp…
Vulnerability class: Buffer Overflow
EPSS: 0.012 (65.9th 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, v2.21.23
- Facebook Whatsapp Business For Ios — versions unspecified, v2.21.230
- Facebook Whatsapp Desktop — versions unspecified, v2.2146
- Facebook Whatsapp For Android — versions unspecified, v2.21.23
- Facebook Whatsapp For Ios — versions unspecified, v2.21.230
- Facebook Whatsapp For Kaios — versions unspecified, v2.2143
Weakness classification (CWE)
References
- cve-assign@fb.com (x_refsource_CONFIRM, Not Applicable, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-24042?
- CVE-2021-24042 is a critical-severity vulnerability in Facebook Whatsapp Business For Android, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2022-01-04.
- How severe is CVE-2021-24042?
- Critical severity. CVSS v3 base score is 9.8 out of 10.