PT-2019-16609 · Fizz · Fizz

Published 2019-04-29 · Updated 2023-06-12 · CVE-2019-3560

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions fizz versions prior to v2019.03.04.00

Description The issue is related to an improperly performed length calculation on a buffer in PlaintextRecordLayer, which could lead to an infinite loop and denial-of-service based on user input.

Recommendations For versions prior to v2019.03.04.00, update to version v2019.03.04.00 or later to resolve the issue.

Exploit

Fix

Infinite Loop

Weakness Enumeration

CWE-835

CWE-131

Related Identifiers

CVE-2019-3560

Affected Products

Fizz

References · 7

• 🔥 https://lgtm.com/blog/facebook_fizz_CVE-2019-3560 · Exploit
• https://github.com/facebookincubator/fizz/commit/40bbb161e72fb609608d53b9d64c56bb961a6ee2 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2019-3560 · Security Note
• https://osv.dev/vulnerability/CVE-2019-3560 · Vendor Advisory
• https://t.me/defcon_news/114687 · Telegram Post
• http://packetstormsecurity.com/files/172846/Facebook-Fizz-Denial-Of-Service.html · Note
• http://packetstormsecurity.com/files/172836/polkit-Authentication-Bypass.html · Note