CVE-2020-3384
mediumpriority · track · 33EPSS 0.008 · 56 %ileEURUUSEPSS · scored 2026-10-27
A vulnerability in specific REST API endpoints of Cisco Data Center Network Manager (DCNM) could allow an authenticated, remote attacker to inject arbitrary commands on the underlying operating system with the privileges of the logged-in user. The vulnerability is due to insufficient validation of user-supplied input to the API. An attacker could exploit this vulnerability by sending a crafted request to the API. A successful exploit could allow the attacker to inject arbitrary commands on the underlying operating system.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedCisco Data Center Network Managercisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6–8.2
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (4)
Products and version ranges known to be affected.
- cisco data center network manager< 11.4\(1\)nvdUScpe:2.3:a:cisco:data_center_network_manager:*:*:*:*:*:*:*:*
advisories (1)
Vendor and ecosystem advisories describing this.
- cisco-sa-dcnm-rest-inj-BCt8pwAJCisco Data Center Network Manager Command Injection Vulnerability2020-07-29csaf · cisco_csafUS
A vulnerability in specific REST API endpoints of Cisco Data Center Network Manager (DCNM) could allow an authenticated, remote attacker to inject arbitrary commands on the underlying operating system with the privileges of the logged-in user. The vulnerability is due to insufficient validation of user-supplied input to the API. An attacker could exploit this vulnerability by sending a crafted request to the API. A successful exploit could allow the attacker to inject arbitrary commands on the underlying operating system. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-rest-inj-BCt8pwAJ ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-rest-inj-BCt8pwAJ"]
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://media.cert.europa.eu/static/SecurityAdvisories/2020/CERT-EU-SA2020-039.pdfcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2020-3384cnnvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-rest-inj-BCt8pwAJcnnvd
- https://vigilance.fr/vulnerability/Cisco-Data-Center-Network-Manager-code-execution-via-REST-API-Endpoints-32968cnnvd
- https://www.auscert.org.au/bulletins/ESB-2020.2600/cnnvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-rest-inj-BCt8pwAJenisa_euvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-rest-inj-BCt8pwAJVendor Advisorynvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan