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Unrated severityNVD Advisory· Published Nov 15, 2022· Updated Apr 29, 2025

Denial-of-Service vulnerability in PHOENIX CONTACT mGuard product family

CVE-2022-3480

Description

A remote, unauthenticated attacker could cause a denial-of-service of PHOENIX CONTACT FL MGUARD and TC MGUARD devices below version 8.9.0 by sending a larger number of unauthenticated HTTPS connections originating from different source IP’s. Configuring firewall limits for incoming connections cannot prevent the issue.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

33

Patches

Vulnerability mechanics

No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.

References

1

News mentions

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