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CVE-2021-1584

Cisco Nexus 9000 Series Fabric Switches ACI Mode Privilege Escalation Vulnerability

Published: Aug 25, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-78
NVD MITRE
6.0CVSSMEDIUM
EPSS Score
0.4%
Top 64.6%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available

Description

A vulnerability in Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) mode could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to insufficient restrictions during the execution of a specific CLI command. An attacker with administrative privileges could exploit this vulnerability by performing a command injection attack on the vulnerable command. A successful exploit could allow the attacker to access the underlying operating system as root.

CVSS Vector Breakdown

AV:LAC:LPR:HUI:NS:UC:HI:HA:N
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-78

Affected Products

nx-oscisco
On-premFirmware
Networking Infrastructure / router-switch
Cisco NX-OS System Software in ACI ModeCisco
On-prem
Networking Infrastructure / router-switch
NX-OSCisco Systems Inc.
On-prem
Networking Infrastructure / router-switch
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
Execution
View detailed technique mapping

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU
tools.cisco.com
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20Nexus%209000%20Series%20Fabric%20Switches%20ACI%20Mode%20Privilege%20Escalation%20Vulnerability&vs_k=1
tools.cisco.com

Timeline

Published
Aug 25, 2021
Last Updated
Nov 21, 2024

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