CVE-2018-5330

Name: CVE-2018-5330
Creator: NVD / NIST
Published: 2018-01-16T19:29:01.543+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.78%

Last modified Jun 17, 2026

CVE-2018-5330 is a vulnerability of currently unknown severity. ZyXEL P-660HW v3 devices allow remote attackers to cause a denial of service (router unreachable/unresponsive) via a flood of fragmented UDP packets.. EPSS estimates a 1.78% chance of exploitation in the next 30 days.

Description

ZyXEL P-660HW v3 devices allow remote attackers to cause a denial of service (router unreachable/unresponsive) via a flood of fragmented UDP packets.

Metrics

EPSS Probability

1.78%

75.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Zyxel	P-660hw V3 Firmware	All versions

References

http://packetstormsecurity.com/files/145863/ZyXEL-P-660HW-UDP-Denial-Of-Service.htmlExploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/145863/ZyXEL-P-660HW-UDP-Denial-Of-Service.htmlExploit, Third Party Advisory, VDB Entry

Timeline

Published: Jan 16, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-5330?

ZyXEL P-660HW v3 devices allow remote attackers to cause a denial of service (router unreachable/unresponsive) via a flood of fragmented UDP packets.

How severe is CVE-2018-5330?

Severity scoring for CVE-2018-5330 is pending analysis. The EPSS model estimates a 1.78% probability of exploitation in the next 30 days.

How do I fix CVE-2018-5330?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST