CVE-2022-20762

06.04.2022, 19:15

A vulnerability in the Common Execution Environment (CEE) ConfD CLI of Cisco Ultra Cloud Core - Subscriber Microservices Infrastructure (SMI) software could allow an authenticated, local attacker to escalate privileges on an affected device. This vulnerability is due to insufficient access control in the affected CLI. An attacker could exploit this vulnerability by authenticating as a CEE ConfD CLI user and executing a specific CLI command. A successful exploit could allow an attacker to access privileged containers with root privileges.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	7.8 HIGH	LOCAL	LOW	LOW	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
cisco	CNA	7.8 HIGH	LOCAL	LOW	LOW	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE	ADP	---				---
CISA-ADP	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 14%

Vendor	Product	Version
cisco	ultra_cloud_core_-_subscriber_microservices_infrastructure	2020.02.2.0 ≤ 𝑥 < 2020.02.2.47
cisco	ultra_cloud_core_-_subscriber_microservices_infrastructure	2020.02.6.0 ≤ 𝑥 < 2020.02.7.07

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-284 - Improper Access Control
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-uccsmi-prvesc-BQHGe4cm