CVE-1999-0222

CVE-1999-0222 is a medium-severity vulnerability in Cisco Router 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

Denial of service in Cisco IOS web server allows attackers to reboot the router using a long URL.

Frequently asked questions

What is CVE-1999-0222?
Denial of service in Cisco IOS web server allows attackers to reboot the router using a long URL.
How severe is CVE-1999-0222?
CVE-1999-0222 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-0222 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0222?
CVE-1999-0222 affects Cisco Router. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-0222?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-0222 published?
CVE-1999-0222 was published on 1999-03-01 and last updated on 2026-06-16.

References

Affected products (1)

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