CVE-2001-0895

Published: Nov 15, 2001Modified: Apr 16, 2026

5.0

Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability: 10.0 / Impact: 2.9

Source: NVD

Description

Multiple Cisco networking products allow remote attackers to cause a denial of service on the local network via a series of ARP packets sent to the router's interface that contains a different MAC address for the router, which eventually causes the router to overwrite the MAC address in its ARP table.

Affected (11)

Products: Cisco: Catalyst 2900xl, Catalyst 2948g L3, Catalyst 2950, Catalyst 3500xl, Catalyst 3550, Catalyst 4000, Catalyst 4908g L3, Catalyst 5000, Catalyst 6000, Catalyst 8500, Distributed Director

11 products

Configuration A

11 vulnerable

Vulnerable Software	Affected Versions
Cisco Catalyst 2900xl	All versions
Cisco Catalyst 2948g L3	All versions
Cisco Catalyst 2950	All versions
Cisco Catalyst 3500xl	All versions
Cisco Catalyst 3550	All versions
Cisco Catalyst 4000	All versions
Cisco Catalyst 4908g L3	All versions
Cisco Catalyst 5000	All versions
Cisco Catalyst 6000	All versions
Cisco Catalyst 8500	All versions
Cisco Distributed Director	All versions