CVE-2017-12124 : Exploit Details and Defense Strategies
Discover the impact of CVE-2017-12124 affecting Moxa EDR-810 V4.1 build 17030317. Learn about the denial of service vulnerability, its technical details, and mitigation steps.
CVE-2017-12124, discovered on April 13, 2018, affects Moxa EDR-810 V4.1 build 17030317, exposing it to denial of service attacks through a vulnerability in the web server function.
Understanding CVE-2017-12124
This CVE involves a vulnerability in the web server function of Moxa EDR-810 V4.1 build 17030317 that can be exploited for denial of service attacks.
What is CVE-2017-12124?
The vulnerability in Moxa EDR-810 V4.1 build 17030317 allows attackers to crash the web server by manipulating a specific HTTP URI, leading to a null pointer dereference.
The Impact of CVE-2017-12124
- CVSS Base Score: 7.5 (High)
- Attack Vector: Network
- Attack Complexity: Low
- Availability Impact: High
- This vulnerability does not impact confidentiality or integrity but can lead to a denial of service.
Technical Details of CVE-2017-12124
This section provides detailed technical insights into the CVE.
Vulnerability Description
The vulnerability in Moxa EDR-810 V4.1 build 17030317 allows attackers to crash the web server by sending a customized URI, triggering a null pointer dereference.
Affected Systems and Versions
- Affected Product: Moxa
- Vendor: Talos
- Affected Version: Moxa EDR-810 V4.1 build 17030317
Exploitation Mechanism
Attackers can exploit this vulnerability by sending a specially crafted HTTP URI to the web server, causing it to crash due to a null pointer dereference.
Mitigation and Prevention
Protecting systems from CVE-2017-12124 is crucial to ensure security.
Immediate Steps to Take
- Apply vendor-supplied patches or updates promptly.
- Implement network security measures to filter out malicious traffic targeting the web server.
Long-Term Security Practices
- Regularly monitor and update web server configurations to enhance security.
- Conduct security assessments and penetration testing to identify and address vulnerabilities proactively.
Patching and Updates
- Stay informed about security advisories from vendors and promptly apply patches to mitigate known vulnerabilities.