CVE-2018-10822 : Vulnerability Insights and Analysis
Learn about CVE-2018-10822, a directory traversal vulnerability in D-Link devices allowing remote file access. Find mitigation steps and preventive measures here.
A vulnerability known as directory traversal has been discovered in the web interface of various D-Link devices, allowing remote attackers to read arbitrary files.
Understanding CVE-2018-10822
What is CVE-2018-10822?
The CVE-2018-10822 vulnerability is a directory traversal flaw found in multiple D-Link devices, enabling attackers to access files remotely.
The Impact of CVE-2018-10822
This vulnerability permits attackers to read arbitrary files by manipulating HTTP requests, posing a significant security risk to affected devices.
Technical Details of CVE-2018-10822
Vulnerability Description
The vulnerability allows attackers to exploit the web interface of D-Link devices by inserting specific characters in HTTP requests, leading to unauthorized file access.
Affected Systems and Versions
- D-Link DWR-116 through 1.06
- D-Link DIR-140L through 1.02
- D-Link DIR-640L through 1.02
- D-Link DWR-512 through 2.02
- D-Link DWR-712 through 2.02
- D-Link DWR-912 through 2.02
- D-Link DWR-921 through 2.02
- D-Link DWR-111 through 1.01
Exploitation Mechanism
Attackers can exploit this vulnerability by adding specific characters after "GET /uir" in an HTTP request, allowing them to read files remotely.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by D-Link promptly.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update firmware and software to address security vulnerabilities.
- Conduct security assessments and penetration testing to identify and mitigate potential risks.
Patching and Updates
Ensure that all D-Link devices are updated with the latest firmware releases to mitigate the CVE-2018-10822 vulnerability.