CVE-2017-6633

N/A

Published: May 22, 2017 at 01:00 AM UTC

Updated: June 17, 2026 at 01:22 AM UTC

5 products affected across 1 vendorUnified Computing SystemUcs C460 M4 Rack ServerUcs C240 M4 Rack Server

Using Cisco UCS C-Series Rack Servers by N/A?

Get instant alerts when new vulnerabilities affect Cisco UCS C-Series Rack Servers - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

N/A

Exploit prediction

EPSS 2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Unified Computing System · Cisco

95%

3.0(0.234)

cisco-ucs-c220-m4-rack-server (environment) · cisco-ucs-c240-m4-rack-server (environment) · cisco-ucs-c3160-rack-server (environment) · cisco-ucs-c460-m4-rack-server (environment)

Ucs C220 M4 Rack Server · Ciscodevice

80%

All versions

Ucs C240 M4 Rack Server · Ciscodevice

80%

All versions

Ucs C3160 Rack Server · Ciscodevice

80%

All versions

Ucs C460 M4 Rack Server · Ciscodevice

80%

All versions