6.7
MEDIUM
CVE-2021-1584
"Cisco Nexus 9000 Series Fabric Switches CLI Command Injection Privilege Escalation"
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.

INFO

Published Date :

Aug. 25, 2021, 8:15 p.m.

Last Modified :

Nov. 21, 2024, 5:44 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

0.8
Affected Products

The following products are affected by CVE-2021-1584 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Cisco nx-os
2 Cisco nx-os
3 Cisco nexus_9000
4 Cisco nexus_9000v
5 Cisco nexus_92160yc-x
6 Cisco nexus_92300yc
7 Cisco nexus_92304qc
8 Cisco nexus_92348gc-x
9 Cisco nexus_9236c
10 Cisco nexus_9272q
11 Cisco nexus_93108tc-ex
12 Cisco nexus_93108tc-ex-24
13 Cisco nexus_93108tc-fx
14 Cisco nexus_93108tc-fx-24
15 Cisco nexus_93108tc-fx3p
16 Cisco nexus_93120tx
17 Cisco nexus_93128tx
18 Cisco nexus_9316d-gx
19 Cisco nexus_93180lc-ex
20 Cisco nexus_93180yc-ex
21 Cisco nexus_93180yc-ex-24
22 Cisco nexus_93180yc-fx
23 Cisco nexus_93180yc-fx-24
24 Cisco nexus_93180yc-fx3
25 Cisco nexus_93180yc-fx3s
26 Cisco nexus_93216tc-fx2
27 Cisco nexus_93240yc-fx2
28 Cisco nexus_9332c
29 Cisco nexus_9332pq
30 Cisco nexus_93360yc-fx2
31 Cisco nexus_9336c-fx2
32 Cisco nexus_9336c-fx2-e
33 Cisco nexus_9348gc-fxp
34 Cisco nexus_93600cd-gx
35 Cisco nexus_9364c
36 Cisco nexus_9364c-gx
37 Cisco nexus_9372px
38 Cisco nexus_9372px-e
39 Cisco nexus_9372tx
40 Cisco nexus_9372tx-e
41 Cisco nexus_9396px
42 Cisco nexus_9396tx
43 Cisco nexus_9508
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-1584.

URL Resource
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU Patch Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-1584 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-1584 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Removed CVSS V3 Cisco Systems, Inc. AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
    Added CVSS V3.1 Cisco Systems, Inc. AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
  • Reanalysis by [email protected]

    Sep. 21, 2021

    Action Type Old Value New Value
    Removed CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:N)
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C)
    Removed CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
    Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  • Initial Analysis by [email protected]

    Sep. 02, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:N)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
    Changed Reference Type https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU No Types Assigned https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-naci-mdvul-vrKVgNU Patch, Vendor Advisory
    Added CWE NIST CWE-78
    Added CPE Configuration AND OR *cpe:2.3:o:cisco:nx-os:14.2\(7f\):*:*:*:*:*:*:* OR cpe:2.3:h:cisco:nexus_9000:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9000v:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_92160yc-x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_92300yc:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_92304qc:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_92348gc-x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9236c:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9272q:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93108tc-ex:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93108tc-ex-24:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93108tc-fx:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93108tc-fx-24:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93108tc-fx3p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93120tx:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93128tx:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9316d-gx:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93180lc-ex:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93180yc-ex:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93180yc-ex-24:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93180yc-fx:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93180yc-fx-24:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93180yc-fx3:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93180yc-fx3s:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93216tc-fx2:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93240yc-fx2:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9332c:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9332pq:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93360yc-fx2:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9336c-fx2:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9336c-fx2-e:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9348gc-fxp:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_93600cd-gx:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9364c:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9364c-gx:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9372px:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9372px-e:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9372tx:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9372tx-e:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9396px:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9396tx:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:nexus_9508:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-1584 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.09 }} 0.04%

score

0.38213

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability