CVE-1999-0453

N/A Unknown
Published: January 01, 1999 Modified: April 16, 2026
View on NVD

Description

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

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
0.9%
75th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

cisco