CVE-2017-6633

HIGH

Cisco UCS C-Series Rack Servers 3.0(0.234) - Unauthenticated Denial of Service via TCP SYN Flood

Title source: llm
STIX 2.1

Description

A vulnerability in the TCP throttling process of Cisco UCS C-Series Rack Servers 3.0(0.234) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient rate-limiting protection. An attacker could exploit this vulnerability by sending a high rate of TCP SYN packets to a specific TCP listening port on an affected device. An exploit could allow the attacker to cause a specific TCP listening port to stop accepting new connections, resulting in a DoS condition. Cisco Bug IDs: CSCva65544.

References (3)

Core 3
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038513
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/98525

Scores

CVSS v3 7.5
EPSS 0.0214
EPSS Percentile 79.8%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-119
Status published
Products (2)
cisco/unified_computing_system 3.0\(0.234\)
n/a/Cisco UCS C-Series Rack Servers Cisco UCS C-Series Rack Servers
Published May 22, 2017
Tracked Since Feb 18, 2026