An attacker can identify a CISCO device by sending a SYN packet to port 1999, which is for the Cisco Discovery Protocol (CDP).
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-01T16:41:45.387Z

Reserved: 1999-06-07T00:00:00

Link: CVE-1999-0453

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 1999-01-01T05:00:00.000

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

Link: CVE-1999-0453

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.