1. Home
  2. CVE Database
  3. CVE-2019-3563
CRITICAL · 9.8

CVE-2019-3563

Wangle's LineBasedFrameDecoder contains logic for identifying newlines which incorrectly advances a buffer, leading to a potential underflow. This affects versions of Wangle prior to v2019.04.22.00

Vulnerability Description

Wangle's LineBasedFrameDecoder contains logic for identifying newlines which incorrectly advances a buffer, leading to a potential underflow. This affects versions of Wangle prior to v2019.04.22.00

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
FacebookWangle< 2019.04.22.00

Related Weaknesses (CWE)

CWE-126CWE-787

References

FAQ

What is CVE-2019-3563?

CVE-2019-3563 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Wangle's LineBasedFrameDecoder contains logic for identifying newlines which incorrectly advances a buffer, leading to a potential underflow. This affects versions of Wangle prior to v2019.04.22.00

How severe is CVE-2019-3563?

CVE-2019-3563 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-3563?

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