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

7.5HIGH

Key Information:

Vendor

Cloudflare

Status
Goflow
Vendor
CVE Published:
30 September 2022

What is CVE-2022-2529?

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.

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Deploy the Patch

Affected Version(s)

goflow Go < 3.4.4

References

https://github.com/cloudflare/goflow/security/advisories/...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Justin Timperio, Chase Hiltz
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