CVE-2020-3112
Cisco Data Center Network Manager Privilege Escalation Vulnerability
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Cisco Data Center Network Manager Privilege Escalation Vulnerability
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.
- Record
CVE-2020-3112- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-264
- Updated
- 2026-11-02
EUVDEUVD-2020-24383
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.
- Record
EUVD-2020-24383- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6frc-m84r-4j3r No score
A vulnerability in the REST API endpoint of Cisco Data Center Network Manager (DCNM) could allow...
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.
- Record
GHSA-6frc-m84r-4j3r- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2020-3112- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-264, CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-3112 is a high vulnerability (CVSS 8.8) in Cisco Data Center Network Manager, published February 19, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.45%, the 73rd percentile. No source names a fixed version.