CVE-2018-6344

HIGH

Whatsapp < 2.18.93 - Out-of-Bounds Write

Title source: rule
STIX 2.1

Description

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 prior to v2.18.93, and WhatsApp for Windows Phone prior to v2.18.172.

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/106365

Scores

CVSS v3 7.5
EPSS 0.0056
EPSS Percentile 68.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-122 CWE-787
Status published
Products (3)
whatsapp/whatsapp < 2.18.172
whatsapp/whatsapp < 2.18.293
whatsapp/whatsapp < 2.18.93
Published Dec 31, 2018
Tracked Since Feb 18, 2026