How severe is CVE-2002-1222?

CVE-2002-1222 has a CVSS 2.0 base score of 7.1, rated high severity.

Is CVE-2002-1222 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-1222?

CVE-2002-1222 primarily affects Cisco Catos. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2002-1222?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2002-1222 published?

CVE-2002-1222 was published on 2002-10-28 and last updated on 2026-06-16.

CVE-2002-1222

CVE-2002-1222 is a high-severity vulnerability in Cisco Catos with a CVSS 2.0 base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 2.0 base score 7.1)
EPSS exploit prediction: 9% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Cisco Catos
Published: 2002-10-28
Last modified: 2026-06-16

Description

Buffer overflow in the embedded HTTP server for Cisco Catalyst switches running CatOS 5.4 through 7.3 allows remote attackers to cause a denial of service (reset) via a long HTTP request.

Frequently asked questions

What is CVE-2002-1222?: Buffer overflow in the embedded HTTP server for Cisco Catalyst switches running CatOS 5.4 through 7.3 allows remote attackers to cause a denial of service (reset) via a long HTTP request.
How severe is CVE-2002-1222?: CVE-2002-1222 has a CVSS 2.0 base score of 7.1, rated high severity.
Is CVE-2002-1222 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1222?: CVE-2002-1222 primarily affects Cisco Catos. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-1222?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2002-1222 published?: CVE-2002-1222 was published on 2002-10-28 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:o:cisco:catos:5.4:*:*:*:*:*:*:*
cpe:2.3:o:cisco:catos:5.5:*:*:*:*:*:*:*
cpe:2.3:o:cisco:catos:5.5\(13a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:catos:6.1:*:*:*:*:*:*:*
cpe:2.3:o:cisco:catos:6.1\(2\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:catos:7.3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:catos:7.4:*:*:*:*:*:*:*

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