CVE-2005-4258

CVE-2005-4258 affects Cisco Catalyst Switches. A remote attacker can cause a device crash (DoS) by sending an IP packet where source and destination IPs/ports are identical and the SYN bit is set (LanD). The issue’s provenance is unknown and details originate from BIN/NVD entries. The NVD metrics...

CVE-2004-0551

Cisco CatOS TCP-ACK handling vulnerability (CVE-2004-0551) affects CatOS on Cisco Catalyst switches: 5.x before 5.5(20) through 8.x before 8.2(2) and 8.3(2)GLX. A remote attacker can cause a denial of service (system crash/reload) by sending invalid packets instead of the final ACK in the TCP thr...

CVE-2001-0895

CVE-2001-0895 describes a Cisco IOS ARP Table Overwrite DoS. It affects multiple Cisco networking products where an attacker can send ARP packets on the local network with the router’s IP but a different MAC address, causing the router to overwrite its ARP table entry with the attacker’s MAC. The...

CVE-2001-0080

Cisco Catalyst 6000/5000/4000 series switches expose a denial-of-service vulnerability when an SSH service is contacted by a non-SSH client, triggering a protocol-mismatch error that restarts the device. The issue affects multiple Catalyst models and allows unauthenticated remote restart. Cisco p...