Cyber Resilience

CVE-2021-1303

High

Published: 20 January 2021

Published
20 January 2021
Modified
23 July 2025
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0017 38.4th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-1303 is a high-severity Incorrect Privilege Assignment (CWE-266) vulnerability in Cisco Catalyst Center. Its CVSS base score is 8.8 (High).

Operationally, ranked at the 38.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability in the user management roles of Cisco DNA Center could allow an authenticated, remote attacker to execute unauthorized commands on an affected device. The vulnerability is due to improper enforcement of actions for assigned user roles. An attacker…

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could exploit this vulnerability by authenticating as a user with an Observer role and executing commands on the affected device. A successful exploit could allow a user with the Observer role to execute commands to view diagnostic information of the devices that Cisco DNA Center manages.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

cisco
catalyst center
≤ 2.1.2.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-266

Designation of a manager and policy dissemination ensures privileges are assigned according to defined roles.

addresses: CWE-266

Regular reviews catch incorrect privilege assignments to users, roles, or processes.

addresses: CWE-266

Explicitly specifying privileges and group/role memberships for accounts reduces the risk of incorrect privilege assignments.

addresses: CWE-266

The control requires explicit definition of separated access authorizations, making incorrect privilege assignments that bundle conflicting duties harder to implement.

addresses: CWE-266

Ensures privileges are assigned only as necessary rather than incorrectly over-granted.

References