CVE-2005-1717

CVE-2005-1717 is a medium-severity vulnerability in Zyxel Prestige 650r-31 with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

ZyXEL Prestige 650R-31 router running ZyNOS FW v3.40(KO.1) allows remote attackers to cause a denial of service (CPU consumption and network loss) via crafted fragmented IP packets.

Frequently asked questions

What is CVE-2005-1717?
ZyXEL Prestige 650R-31 router running ZyNOS FW v3.40(KO.1) allows remote attackers to cause a denial of service (CPU consumption and network loss) via crafted fragmented IP packets.
How severe is CVE-2005-1717?
CVE-2005-1717 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2005-1717 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-1717?
CVE-2005-1717 affects Zyxel Prestige 650r-31. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-1717?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-1717 published?
CVE-2005-1717 was published on 2005-05-24 and last updated on 2026-06-16.

References

Affected products (1)