CVE-2022-2529 HIGH

CVE-2022-2529: Multiple DoS Attack Vectors in sflow packet handling

Vendor Cloudflare
Product goflow
Weakness CWE-20 · Input validation
Published September 30, 2022
Last update May 20, 2025
View on NVD All CVEs

CVSS base score

7.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

sflow decode package does not employ sufficient packet sanitisation which can lead to a denial of service attack. Attackers can craft malformed packets causing the process to consume large amounts of memory resulting in a denial of service.

Key dates

02Disclosure timeline

September 30, 2022 CVE published
May 20, 2025 Record updated