CVE-1999-0843

Cisco Router - Denial of Service via FTP PORT Command to Telnet Port

Title source: llm
STIX 2.1

Description

Denial of service in Cisco routers running NAT via a PORT command from an FTP client to a Telnet port.

References (1)

Core 1
Core References
Third Party Advisory, VDB Entry x_refsource_misc
https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0843

Scores

EPSS 0.0136
EPSS Percentile 68.8%

Details

Status published
Products (1)
cisco/router
Published Nov 04, 1999
Tracked Since Feb 18, 2026