HIGH · 7.5

CVE-2019-11924

A peer could send empty handshake fragments containing only padding which would be kept in memory until a full handshake was received, resulting in memory exhaustion. This issue affects versions v2019...

Vulnerability Description

A peer could send empty handshake fragments containing only padding which would be kept in memory until a full handshake was received, resulting in memory exhaustion. This issue affects versions v2019.01.28.00 and above of fizz, until v2019.08.05.00.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
FacebookFizz>= 2019.01.28.00, <= 2019.08.05.00

Related Weaknesses (CWE)

References

FAQ

What is CVE-2019-11924?

CVE-2019-11924 is a vulnerability with a CVSS score of 7.5 (HIGH). A peer could send empty handshake fragments containing only padding which would be kept in memory until a full handshake was received, resulting in memory exhaustion. This issue affects versions v2019...

How severe is CVE-2019-11924?

CVE-2019-11924 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-11924?

Check the references section above for vendor advisories and patch information. Affected products include: Facebook Fizz.