CVE-2022-20908 : Security Advisory and Response

Multiple vulnerabilities in Cisco Nexus Dashboard have been identified, potentially allowing an authenticated attacker to escalate privileges on the affected device. Learn more about the impact, technical details, and mitigation strategies associated with CVE-2022-20908.

Understanding CVE-2022-20908

Cisco Nexus Dashboard is impacted by multiple vulnerabilities that could be exploited by a local, authenticated attacker to elevate their privileges on the device.

What is CVE-2022-20908?

The vulnerabilities in Cisco Nexus Dashboard stem from insufficient input validation during CLI command execution, enabling an attacker to execute malicious payloads as the rescue-user. Successful exploitation could lead to privilege escalation to root on the affected device.

The Impact of CVE-2022-20908

With a CVSS base score of 6.0, these vulnerabilities have a medium severity level. The confidentiality and integrity of the affected systems are at high risk, requiring immediate attention and remediation.

Technical Details of CVE-2022-20908

Gain insight into the specifics of the vulnerability, including affected systems, versions, and the exploitation mechanism.

Vulnerability Description

The vulnerabilities in Cisco Nexus Dashboard are a result of insufficient input validation during CLI command execution, offering attackers the ability to escalate privileges on compromised devices.

Affected Systems and Versions

The vulnerabilities impact Cisco Nexus Dashboard versions where input validation flaws exist during CLI command execution, allowing for unauthorized privilege escalation.

Exploitation Mechanism

Attackers leverage the vulnerabilities by authenticating as the rescue-user and executing malicious CLI commands, exploiting the lack of input validation to escalate privileges.

Mitigation and Prevention

Discover the steps to mitigate the risks posed by CVE-2022-20908 and prevent potential exploitation.

Immediate Steps to Take

Immediately address the vulnerabilities by applying security patches provided by Cisco, limiting access to critical devices, and monitoring for any suspicious activities.

Long-Term Security Practices

Implement robust security practices, such as regular security assessments, employee training on secure CLI command execution, and enhancing access controls within the network.

Patching and Updates

Stay informed about security updates and patches released by Cisco for Cisco Nexus Dashboard to remediate the vulnerabilities and enhance the overall security posture of the affected devices.