PT-2019-16612 · Facebook · Wangle

Published 2019-04-29 · Updated 2020-10-16 · CVE-2019-3563

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Wangle versions prior to v2019.04.22.00

Description The issue arises from incorrect logic in Wangle's LineBasedFrameDecoder for identifying newlines, which can cause a buffer underflow.

Recommendations For versions prior to v2019.04.22.00, update to version v2019.04.22.00 or later to resolve the issue.

Fix

Memory Corruption

Buffer Over-read

Weakness Enumeration

CWE-787

CWE-126

Related Identifiers

CVE-2019-3563

Affected Products

Wangle

References · 3

• https://github.com/facebook/wangle/commit/5b3bceca875e4ea4ed9d14c20b20ce46c92c13c6 · Patch
• https://osv.dev/vulnerability/CVE-2019-3563 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-3563 · Security Note