Cisco ACI MSO API Elevation of Privilege (CVE-2022-20921)
CVE-2022-20921 Published on August 25, 2022

Cisco ACI Multi-Site Orchestrator Privilege Escalation Vulnerability
A vulnerability in the API implementation of Cisco ACI Multi-Site Orchestrator (MSO) could allow an authenticated, remote attacker to elevate privileges on an affected device. This vulnerability is due to improper authorization on specific APIs. An attacker could exploit this vulnerability by sending crafted HTTP requests. A successful exploit could allow an attacker who is authenticated with non-Administrator privileges to elevate to Administrator privileges on an affected device.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2022-20921 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an AuthZ Vulnerability?

The software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.

CVE-2022-20921 has been classified to as an AuthZ vulnerability or weakness.


Products Associated with CVE-2022-20921

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Affected Versions

Cisco ACI Multi-Site Orchestrator Software Version n/a is affected by CVE-2022-20921

Exploit Probability

EPSS
0.53%
Percentile
67.03%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.