CVE-2020-3112
mediumpriority · track · 36EPSS 0.015 · 73 %ileEURUUSEPSS · scored 2026-10-27
A vulnerability in the REST API endpoint of Cisco Data Center Network Manager (DCNM) could allow an authenticated, remote attacker to elevate privileges on the application. The vulnerability is due to insufficient access control validation. An attacker could exploit this vulnerability by authenticating with a low-privilege account and sending a crafted request to the API. A successful exploit could allow the attacker to interact with the API with administrative privileges.
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 · 6.5–8.8
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< 11.3\(1\)nvdUScpe:2.3:a:cisco:data_center_network_manager:*:*:*:*:*:*:*:*
advisories (1)
Vendor and ecosystem advisories describing this.
- cisco-sa-20200219-dcnm-priv-escCisco Data Center Network Manager Privilege Escalation Vulnerability2020-02-19csaf · cisco_csafUS
A vulnerability in the REST API endpoint of Cisco Data Center Network Manager (DCNM) could allow an authenticated, remote attacker to elevate privileges on the application. The vulnerability is due to insufficient access control validation. An attacker could exploit this vulnerability by authenticating with a low-privilege account and sending a crafted request to the API. A successful exploit could allow the attacker to interact with the API with administrative privileges. 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-20200219-dcnm-priv-esc ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200219-dcnm-priv-esc"]
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.
- http://www.nsfocus.net/vulndb/46007cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2020-3112cnnvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200219-dcnm-priv-esccnnvd
- https://vigilance.fr/vulnerability/Cisco-Data-Center-Network-Manager-privilege-escalation-via-REST-API-31636cnnvd
- https://www.auscert.org.au/bulletins/ESB-2020.0621/cnnvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200219-dcnm-priv-escenisa_euvd
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200219-dcnm-priv-escVendor Advisorynvd
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