CVE-2018-6349

Description

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 prior to 2.18.132.

Categories

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.31% Top 25%
Third-Party Advisory securityfocus.com Third-Party Advisory facebook.com
Affected: Facebook WhatsApp for Android
Affected: Facebook WhatsApp Business for Android
Published at:
Updated at:

References

Link Tags
https://www.facebook.com/security/advisories/cve-2018-6349/ third party advisory
http://www.securityfocus.com/bid/108804 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2018-6349?
CVE-2018-6349 has been scored as a critical severity vulnerability.
How to fix CVE-2018-6349?
To fix CVE-2018-6349, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-6349 being actively exploited in the wild?
It is possible that CVE-2018-6349 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-6349?
CVE-2018-6349 affects Facebook WhatsApp for Android, Facebook WhatsApp Business for Android.
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