Unrated severityNVD Advisory· Published Aug 14, 2001· Updated Jun 16, 2026

CVE-2001-0566

Description

Cisco Catalyst 2900XL switch allows a remote attacker to create a denial of service via an empty UDP packet sent to port 161 (SNMP) when SNMP is disabled.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Cisco Systems, Inc./Catalyst 2900
cpe:2.3:h:cisco:catalyst_2900:xl:*:*:*:*:*:*:*
Cisco Systems, Inc./Catalyst 2900xlllm-fuzzy

Patches

Vulnerability mechanics

References

archives.neohapsis.com/archives/bugtraq/2001-05/0040.htmlnvdBroken Link
exchange.xforce.ibmcloud.com/vulnerabilities/6515nvd

News mentions

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