CVE-2022-20762 : Vulnerability Insights and Analysis

A vulnerability in the Common Execution Environment (CEE) ConfD CLI of Cisco Ultra Cloud Core - Subscriber Microservices Infrastructure software could allow an attacker to escalate privileges on an affected device. Find out more about this privilege escalation vulnerability and its impact.

Understanding CVE-2022-20762

This section provides detailed insights into the vulnerability affecting Cisco Ultra Cloud Core - Subscriber Microservices Infrastructure, highlighting the technical details and potential risks associated.

What is CVE-2022-20762?

The vulnerability in the Common Execution Environment (CEE) ConfD CLI of Cisco Ultra Cloud Core - Subscriber Microservices Infrastructure allows an authenticated attacker to escalate privileges. Insufficient access control in the CLI enables an attacker to execute specific commands and access privileged containers with root privileges.

The Impact of CVE-2022-20762

The vulnerability poses a high risk with a CVSS base score of 7.8, indicating high confidentiality, integrity, and availability impacts. An attacker could misuse this vulnerability to gain unauthorized access and execute arbitrary commands, compromising the security of affected devices.

Technical Details of CVE-2022-20762

Explore the technical aspects of the vulnerability, including a description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability stems from insufficient access control in the CEE ConfD CLI of Cisco Ultra Cloud Core - Subscriber Microservices Infrastructure. An attacker with authenticated access could exploit this flaw to elevate privileges and access privileged containers.

Affected Systems and Versions

The vulnerability impacts Cisco Ultra Cloud Core - Subscriber Microservices Infrastructure, with all versions being affected by this privilege escalation issue.

Exploitation Mechanism

To exploit this vulnerability, an attacker needs to authenticate as a CEE ConfD CLI user and execute a specific CLI command. Successful exploitation could grant the attacker root privileges on the target device.

Mitigation and Prevention

Learn about the immediate steps to take and long-term security practices to mitigate the risks associated with CVE-2022-20762.

Immediate Steps to Take

Users are advised to apply security updates provided by Cisco. Additionally, review and restrict access to the affected CLI to authorized personnel only.

Long-Term Security Practices

To enhance security posture, organizations should regularly update and patch their systems, enforce the principle of least privilege, and conduct security training to raise awareness about potential threats.

Patching and Updates

Cisco has released patches to address the vulnerability in Cisco Ultra Cloud Core - Subscriber Microservices Infrastructure. It is crucial for users to apply these patches promptly to secure their infrastructure.