Description
Extended Interior Gateway Routing Protocol (EIGRP) 1.2, as implemented in Cisco IOS after 12.3(2), 12.3(3)B, and 12.3(2)T and other products, allows remote attackers to cause a denial of service by sending a "spoofed neighbor announcement" with (1) mismatched k values or (2) "goodbye message" Type-Length-Value (TLV).
Published: 2005-12-21
Score: 7.8 High
EPSS: 1.6% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
EUVD EUVD EUVD-2005-4431 Extended Interior Gateway Routing Protocol (EIGRP) 1.2, as implemented in Cisco IOS after 12.3(2), 12.3(3)B, and 12.3(2)T and other products, allows remote attackers to cause a denial of service by sending a "spoofed neighbor announcement" with (1) mismatched k values or (2) "goodbye message" Type-Length-Value (TLV).
History

No history.

Subscriptions

Extended Interior Gateway Routing Protocol Extended Interior Gateway Routing Protocol
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-07T23:46:05.108Z

Reserved: 2005-12-21T00:00:00.000Z

Link: CVE-2005-4436

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2005-12-21T01:03:00.000

Modified: 2026-04-16T00:27:16.627

Link: CVE-2005-4436

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses