CVE-2023-33640 : What You Need to Know
Discover the stack overflow vulnerability in H3C Magic R300 version R300-2100MV100R004 with potential code execution. Learn how to mitigate and prevent CVE-2023-33640.
A stack overflow vulnerability was discovered in H3C Magic R300 version R300-2100MV100R004, potentially allowing attackers to execute arbitrary code via a specific interface.
Understanding CVE-2023-33640
This section delves into the details of the CVE-2023-33640 vulnerability.
What is CVE-2023-33640?
The CVE-2023-33640 vulnerability exists in H3C Magic R300 version R300-2100MV100R004 due to a stack overflow in the SetAPWifiorLedInfoById interface at /goform/aspForm, which could lead to arbitrary code execution.
The Impact of CVE-2023-33640
Exploitation of this vulnerability could allow remote attackers to compromise the affected system, leading to unauthorized access, data exfiltration, and potential system damage.
Technical Details of CVE-2023-33640
In this section, we explore the technical aspects of CVE-2023-33640.
Vulnerability Description
The vulnerability is a stack overflow that occurs when processing data through the SetAPWifiorLedInfoById interface in H3C Magic R300 version R300-2100MV100R004.
Affected Systems and Versions
The affected system is H3C Magic R300 running version R300-2100MV100R004.
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted data to the vulnerable SetAPWifiorLedInfoById interface, triggering a stack overflow and potentially executing malicious code.
Mitigation and Prevention
This section provides insights into mitigating and preventing the CVE-2023-33640 vulnerability.
Immediate Steps to Take
Users are advised to update the H3C Magic R300 device to a non-vulnerable version or apply security patches provided by the vendor. It is also recommended to restrict network access to the device.
Long-Term Security Practices
Implementing network segmentation, regularly monitoring for unauthorized access attempts, and staying informed about security updates and patches are essential long-term security measures.
Patching and Updates
Ensure the timely application of security patches released by H3C to address the CVE-2023-33640 vulnerability.