CVE-2002-1222

Catos vulnerability

CVSS

7.1

EPSS

8.6%

EPSS pct

95th

Exploited

No known

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.

Affected vendor

Cisco

Affected product

Catos

CVSS vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds

Published

2002-10-28

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to complete impact to availability.

Its EPSS score of 8.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2002-1222

Confirm whether Cisco Catos is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2002-1222.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2002-1222

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2002-1222 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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