CVE-2022-34389 : Exploit Details and Defense Strategies

Dell SupportAssist is impacted by a rate limit bypass issue in the screenmeet API third-party component. This vulnerability could be exploited by an unauthenticated attacker to impersonate a legitimate Dell customer to a Dell support technician.

Understanding CVE-2022-34389

What is CVE-2022-34389?

Dell SupportAssist has a rate limit bypass vulnerability in the screenmeet API third-party component, allowing unauthorized access to impersonate users.

The Impact of CVE-2022-34389

This vulnerability poses a low threat level with a CVSS base score of 3.7 (Low severity). Although the availability impact is low, an attacker could potentially impersonate legitimate Dell customers.

Technical Details of CVE-2022-34389

Vulnerability Description

The vulnerability is categorized as CWE-307: Improper Restriction of Excessive Authentication Attempts, with a CVSS score indicating high attack complexity through network access.

Affected Systems and Versions

Dell SupportAssist versions 3.11.1 and 3.2 are affected by this vulnerability, enabling the impersonation of Dell customers.

Exploitation Mechanism

An unauthenticated attacker can exploit the rate limit bypass issue in the screenmeet API to fraudulently pose as a genuine Dell customer.

Mitigation and Prevention

Immediate Steps to Take

Organizations should apply the necessary security patches provided by Dell to mitigate the risk of exploitation through impersonation attacks.

Long-Term Security Practices

Implementing additional authentication measures and monitoring network traffic can enhance security posture and prevent unauthorized access attempts.

Patching and Updates

Regularly updating Dell SupportAssist to the latest version is essential for addressing known vulnerabilities and strengthening overall system security.