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CVE-2021-1276

Cisco Data Center Network Manager Certificate Validation Vulnerabilities

Published: Jan 20, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-295
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.4%
Top 68.4%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available

Description

Multiple vulnerabilities in Cisco Data Center Network Manager (DCNM) could allow an attacker to spoof a trusted host or construct a man-in-the-middle attack to extract sensitive information or alter certain API requests. These vulnerabilities are due to insufficient certificate validation when establishing HTTPS requests with the affected device. For more information about these vulnerabilities, see the Details section of this advisory.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-295

Affected Products

data center network managerciscoNetworking Infrastructure
Cisco Data Center Network ManagerCiscoNetworking Infrastructure
Cisco Data Center Network ManagerCisco Systems Inc.Networking Infrastructure
ciscocommercialUSNetworking Infrastructureaka cisco systems, cisco systems inc.
cisco systems inc.commercialUSNetworking Infrastructureaka cisco systems, cisco

Attack Graph

Products CVE Techniques Tactics

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Exploitability

0 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-cert-check-BdZZV9T3
tools.cisco.com

Timeline

Published
Jan 20, 2021
Last Updated
Nov 21, 2024

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