CVE-2019-3563

Published: Apr 29, 2019Modified: Jun 17, 2026

9.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

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

Affected (1)

Products: Facebook: Wangle

Facebook

1 product

Wangle

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Facebook Wangle	Before 2019.04.22.00

Related CWEs

CWE-126

Buffer Over-read

The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (2)

https://github.com/facebook/wangle/commit/5b3bceca875e4ea4ed9d14c20b20ce46c92c13c6

Source: cve-assign@fb.com

PatchThird Party Advisory

https://github.com/facebook/wangle/commit/5b3bceca875e4ea4ed9d14c20b20ce46c92c13c6

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

Timeline

No history available yet.