CVE-2022-34435 : What You Need to Know
Understand the impact of CVE-2022-34435, an input validation flaw in Dell iDRAC9 version 6.00.02.00 and earlier. Learn about affected systems, the exploitation risk, and mitigation strategies.
A detailed overview of CVE-2022-34435 focusing on the vulnerability in Dell iDRAC9 version 6.00.02.00 and prior, impacting the Racadm module's input validation process.
Understanding CVE-2022-34435
This section will provide insights into the nature of the vulnerability, its impact, technical details, and mitigation strategies.
What is CVE-2022-34435?
CVE-2022-34435 is an improper input validation vulnerability found in Dell iDRAC9 version 6.00.02.00 and earlier. The flaw exists in the Racadm component, which can be exploited by a remote high privileged attacker to bypass firmware lock-down configuration and execute a firmware update.
The Impact of CVE-2022-34435
The vulnerability poses a low severity risk with a CVSS v3.1 base score of 2.7. As the attack complexity is low and privileges required are high, an attacker could potentially compromise the system integrity by performing unauthorized firmware updates.
Technical Details of CVE-2022-34435
In this section, we delve deeper into the vulnerability's description, affected systems, versions, and the exploitation mechanism.
Vulnerability Description
An improper input validation vulnerability impacting Dell iDRAC9 version 6.00.02.00 and prior versions in the Racadm module when the firmware lock-down configuration is activated.
Affected Systems and Versions
The vulnerability affects Dell iDRAC9 version 6.00.02.00 and previous releases with specific configurations
Exploitation Mechanism
A high privileged remote attacker can exploit this vulnerability to evade the firmware lock-down configuration, allowing unauthorized firmware updates.
Mitigation and Prevention
This section outlines immediate steps to be taken, long-term security practices, and the importance of timely patching and updates.
Immediate Steps to Take
Users are advised to update Dell iDRAC9 to a secure version, apply vendor-provided patches, and monitor system logs for any unauthorized activities.
Long-Term Security Practices
Implement network segmentation, regularly review and update security configurations, restrict access to critical systems, and conduct security awareness training.
Patching and Updates
Stay informed about security advisories, install security updates promptly, and perform regular security assessments to detect and mitigate similar vulnerabilities.