What is CVE-2018-6349?

CVE-2018-6349 is a critical-severity vulnerability in Facebook Whatsapp Business For Android, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2019-06-14.

How severe is CVE-2018-6349?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Facebook Whatsapp Business For Android

CVE-2018-6349

When receiving calls using WhatsApp for Android, a missing size check when parsing a sender-provided packet allowed for a stack-based overflow. This issue affects WhatsApp for Android prior to 2.18.248 and WhatsApp Business for Android pri…

Vulnerability class: Buffer Overflow

EPSS: 0.022 (80.9th 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 2.18.132, unspecified
Facebook Whatsapp For Android — versions 2.18.248, unspecified
Whatsapp
Whatsapp Whatsapp_business

Weakness classification (CWE)

References

cve-assign@fb.com (Third Party Advisory, x_refsource_MISC)
cve-assign@fb.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2018-6349?: CVE-2018-6349 is a critical-severity vulnerability in Facebook Whatsapp Business For Android, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2019-06-14.
How severe is CVE-2018-6349?: Critical severity. CVSS v3 base score is 9.8 out of 10.