What is CVE-2018-6344?

CVE-2018-6344 is a high-severity vulnerability in Facebook Whatsapp For Android, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2018-12-31.

How severe is CVE-2018-6344?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Facebook Whatsapp For Android

CVE-2018-6344

A heap corruption in WhatsApp can be caused by a malformed RTP packet being sent after a call is established. The vulnerability can be used to cause denial of service. It affects WhatsApp for Android prior to v2.18.293, WhatsApp for iOS pr…

Vulnerability class: Buffer Overflow

EPSS: 0.019 (78.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Facebook Whatsapp For Android — versions 2.18.293, unspecified
Facebook Whatsapp For Ios — versions 2.18.93, unspecified
Facebook Whatsapp For Windows Phone — versions 2.18.172, unspecified
Whatsapp

Weakness classification (CWE)

References

cve-assign@fb.com (Exploit, 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-2018-6344?: CVE-2018-6344 is a high-severity vulnerability in Facebook Whatsapp For Android, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2018-12-31.
How severe is CVE-2018-6344?: High severity. CVSS v3 base score is 7.5 out of 10.