Cisco CatOS 5.x before 5.5(20) through 8.x before 8.2(2) and 8.3(2)GLX, as used in Catalyst switches, allows remote attackers to cause a denial of service (system crash and reload) by sending invalid packets instead of the final ACK portion of the three-way handshake to the (1) Telnet, (2) HTTP, or (3) SSH services, aka "TCP-ACK DoS attack."

Project Subscriptions

Vendors Products
Catalyst 2901 Subscribe
Catalyst 2902 Subscribe
Catalyst 2926 Subscribe
Catalyst 2926f Subscribe
Catalyst 2926gl Subscribe
Catalyst 2926gs Subscribe
Catalyst 2926t Subscribe
Catalyst 2948 Subscribe
Catalyst 2948-ge-tx Subscribe
Catalyst 2948g-l3 Subscribe
Catalyst 2980g Subscribe
Catalyst 2980g-a Subscribe
Catalyst 4000 Subscribe
Catalyst 4500 Subscribe
Catalyst 4503 Subscribe
Catalyst 4506 Subscribe
Catalyst 4507r Subscribe
Catalyst 4510r Subscribe
Catalyst 4912g Subscribe
Catalyst 5000 Subscribe
Catalyst 6000 Ws-svc-nam-1 Subscribe
Catalyst 6000 Ws-svc-nam-2 Subscribe
Catalyst 6000 Ws-x6380-nam Subscribe
Advisories
Source ID Title
EUVD EUVD EUVD-2004-0550 Cisco CatOS 5.x before 5.5(20) through 8.x before 8.2(2) and 8.3(2)GLX, as used in Catalyst switches, allows remote attackers to cause a denial of service (system crash and reload) by sending invalid packets instead of the final ACK portion of the three-way handshake to the (1) Telnet, (2) HTTP, or (3) SSH services, aka "TCP-ACK DoS attack."
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-08T00:24:26.408Z

Reserved: 2004-06-11T04:00:00.000Z

Link: CVE-2004-0551

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2004-08-06T04:00:00.000

Modified: 2025-04-03T01:03:51.193

Link: CVE-2004-0551

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses