National Cyber-Alert System

Vulnerability Summary for CVE-2003-0567

Overview

Cisco IOS 11.x and 12.0 through 12.2 allows remote attackers to cause a denial of service (traffic block) by sending a particular sequence of IPv4 packets to an interface on the device, causing the input queue on that interface to be marked as full.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

CERT/CC Advisory: CA-2003-17

Name: CA-2003-17

Type: Advisory; Patch Information

Hyperlink:http://www.cert.org/advisories/CA-2003-17.html

CERT/CC Advisory: CA-2003-15

Name: CA-2003-15

Type: Advisory; Patch Information

Hyperlink:http://www.cert.org/advisories/CA-2003-15.html

US-CERT Vulnerability Note: VU#411332

Name: VU#411332

Hyperlink:http://www.kb.cert.org/vuls/id/411332

External Source: CISCO

Name: 20030717 IOS Interface Blocked by IPv4 Packet

Hyperlink:http://www.cisco.com/warp/public/707/cisco-sa-20030717-blocked.shtml

External Source: OVAL

Name: oval:org.mitre.oval:def:5603

Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:5603

External Source: FULLDISC

Name: 20030718 (no subject)

Hyperlink:http://lists.grok.org.uk/pipermail/full-disclosure/2003-July/006743.html