CVE-2021-1584: Cisco Nexus 9000 Series Fabric Switches ACI Mode Privilege Escalation Vulnerability
First published: Wed Aug 25 2021(Updated: )
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.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Nx-os | =14.2\(7f\) | |
| Cisco Nexus 9000 | ||
| Cisco Nexus 9000v | ||
| Cisco Nexus 92160yc-x | ||
| Cisco Nexus 92300yc | ||
| Cisco Nexus 92304qc | ||
| Cisco Nexus 92348gc-x | ||
| Cisco Nexus 9236c | ||
| Cisco Nexus 9272q | ||
| Cisco Nexus 93108tc-ex | ||
| Cisco Nexus 93108tc-ex-24 | ||
| Cisco Nexus 93108tc-fx | ||
| Cisco Nexus 93108tc-fx-24 | ||
| Cisco Nexus 93108tc-fx3p | ||
| Cisco Nexus 93120tx | ||
| Cisco Nexus 93128tx | ||
| Cisco Nexus 9316d-gx | ||
| Cisco Nexus 93180lc-ex | ||
| Cisco Nexus 93180yc-ex | ||
| Cisco Nexus 93180yc-ex-24 | ||
| Cisco Nexus 93180yc-fx | ||
| Cisco Nexus 93180yc-fx-24 | ||
| Cisco Nexus 93180yc-fx3 | ||
| Cisco Nexus 93180yc-fx3s | ||
| Cisco Nexus 93216tc-fx2 | ||
| Cisco Nexus 93240yc-fx2 | ||
| Cisco Nexus 9332c | ||
| Cisco Nexus 9332pq | ||
| Cisco Nexus 93360yc-fx2 | ||
| Cisco Nexus 9336c-fx2 | ||
| Cisco Nexus 9336c-fx2-e | ||
| Cisco Nexus 9348gc-fxp | ||
| Cisco Nexus 93600cd-gx | ||
| Cisco Nexus 9364c | ||
| Cisco Nexus 9364c-gx | ||
| Cisco Nexus 9372px | ||
| Cisco Nexus 9372px-e | ||
| Cisco Nexus 9372tx | ||
| Cisco Nexus 9372tx-e | ||
| Cisco Nexus 9396px | ||
| Cisco Nexus 9396tx | ||
| Cisco Nexus 9508 |
Remedy
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU
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Reference Links
Frequently Asked Questions
What is CVE-2021-1584?
CVE-2021-1584 is a vulnerability in Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) mode that allows an authenticated, local attacker to elevate privileges on an affected device.
What is the severity of CVE-2021-1584?
CVE-2021-1584 has a severity of 6.7 (high).
Which software versions are affected by CVE-2021-1584?
Cisco Nx-os version 14.2(7f) is affected by CVE-2021-1584.
How can I fix CVE-2021-1584?
Update to a fixed version of Cisco Nx-os.
Where can I find more information about CVE-2021-1584?
You can find more information about CVE-2021-1584 on the Cisco Security Advisory page.
- collector/nvd-index
- agent/weakness
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/title
- agent/remedy
- agent/severity
- agent/references
- agent/tags
- agent/last-modified-date
- agent/description
- agent/first-publish-date
- agent/event
- vendor/cisco
- canonical/cisco nx-os
- version/cisco nx-os/14.2\(7f\)
- canonical/cisco nexus 9000
- canonical/cisco nexus 9000v
- canonical/cisco nexus 92160yc-x
- canonical/cisco nexus 92300yc
- canonical/cisco nexus 92304qc
- canonical/cisco nexus 92348gc-x
- canonical/cisco nexus 9236c
- canonical/cisco nexus 9272q
- canonical/cisco nexus 93108tc-ex
- canonical/cisco nexus 93108tc-ex-24
- canonical/cisco nexus 93108tc-fx
- canonical/cisco nexus 93108tc-fx-24
- canonical/cisco nexus 93108tc-fx3p
- canonical/cisco nexus 93120tx
- canonical/cisco nexus 93128tx
- canonical/cisco nexus 9316d-gx
- canonical/cisco nexus 93180lc-ex
- canonical/cisco nexus 93180yc-ex
- canonical/cisco nexus 93180yc-ex-24
- canonical/cisco nexus 93180yc-fx
- canonical/cisco nexus 93180yc-fx-24
- canonical/cisco nexus 93180yc-fx3
- canonical/cisco nexus 93180yc-fx3s
- canonical/cisco nexus 93216tc-fx2
- canonical/cisco nexus 93240yc-fx2
- canonical/cisco nexus 9332c
- canonical/cisco nexus 9332pq
- canonical/cisco nexus 93360yc-fx2
- canonical/cisco nexus 9336c-fx2
- canonical/cisco nexus 9336c-fx2-e
- canonical/cisco nexus 9348gc-fxp
- canonical/cisco nexus 93600cd-gx
- canonical/cisco nexus 9364c
- canonical/cisco nexus 9364c-gx
- canonical/cisco nexus 9372px
- canonical/cisco nexus 9372px-e
- canonical/cisco nexus 9372tx
- canonical/cisco nexus 9372tx-e
- canonical/cisco nexus 9396px
- canonical/cisco nexus 9396tx
- canonical/cisco nexus 9508