What’s Vulnerable › Vulnerabilities

CVE-2001-0566

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2001-08-14 · updated 2026-06-16
• Weakness: CWE-20

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.

Affected products

• Cisco Catalyst 2900: xl

References

• http://archives.neohapsis.com/archives/bugtraq/2001-05/0040.html
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6515
• http://archives.neohapsis.com/archives/bugtraq/2001-05/0040.html
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6515

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