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CVE-2020-3175

Cisco MDS 9000 Series Multilayer Switches Denial of Service Vulnerability

Published: Feb 26, 2020Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-664
NVD MITRE
8.6CVSSHIGH
EPSS Score
1.6%
Top 26.9%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available

Description

A vulnerability in the resource handling system of Cisco NX-OS Software for Cisco MDS 9000 Series Multilayer Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper resource usage control. An attacker could exploit this vulnerability by sending traffic to the management interface (mgmt0) of an affected device at very high rates. An exploit could allow the attacker to cause unexpected behaviors such as high CPU usage, process crashes, or even full system reboots of an affected device.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:CC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-664CWE-400

Affected Products

Cisco NX-OS Software 5.0(1a)CiscoNetworking Infrastructure
nx-osciscoNetworking Infrastructure
NX-OSCisco Systems Inc.Networking Infrastructure
Cisco MDS 9000 SeriesCisco Systems Inc.Networking Infrastructure
ciscocommercialUSNetworking Infrastructureaka cisco systems, cisco systems inc.
cisco systems inc.commercialUSNetworking Infrastructureaka cisco systems, cisco

Attack Graph

Products CVE Techniques Tactics

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Exploitability

0 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200226-mds-ovrld-dos
tools.cisco.com
https://cxsecurity.com/cveshow/CVE-2020-3175/
cxsecurity.com
https://nvd.nist.gov/vuln/detail/CVE-2020-3175
nvd.nist.gov

Timeline

Published
Feb 26, 2020
Last Updated
Nov 21, 2024

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