CVE-2017-11502 : Vulnerability Insights and Analysis
Learn about CVE-2017-11502 affecting Technicolor DPC3928AD DOCSIS devices, allowing remote attackers to read arbitrary files via specific requests on TCP port 4321. Find mitigation steps and prevention measures.
Technicolor DPC3928AD DOCSIS devices have a vulnerability that allows remote attackers to access files by initiating specific requests.
Understanding CVE-2017-11502
The vulnerability in Technicolor DPC3928AD DOCSIS devices enables unauthorized access to files through a particular request method.
What is CVE-2017-11502?
The Technicolor DPC3928AD DOCSIS devices are susceptible to a security flaw that permits remote attackers to read arbitrary files by sending a request starting with "GET /../" on TCP port 4321.
The Impact of CVE-2017-11502
This vulnerability can be exploited by malicious actors to gain unauthorized access to sensitive files on the affected devices, potentially leading to data breaches and privacy violations.
Technical Details of CVE-2017-11502
The following technical details provide insight into the specifics of CVE-2017-11502:
Vulnerability Description
Remote attackers can exploit the vulnerability in Technicolor DPC3928AD DOCSIS devices by initiating a request that begins with "GET /../" on TCP port 4321, allowing them to access any file on the system.
Affected Systems and Versions
- Affected Product: Technicolor DPC3928AD DOCSIS devices
- Affected Version: Not applicable
Exploitation Mechanism
The vulnerability can be exploited remotely by sending a crafted request to the targeted device, leveraging the specific format to access files.
Mitigation and Prevention
To address CVE-2017-11502 and enhance overall security, consider the following mitigation strategies:
Immediate Steps to Take
- Implement firewall rules to restrict access to TCP port 4321
- Regularly monitor network traffic for any suspicious activity
- Apply vendor-supplied patches or updates promptly
Long-Term Security Practices
- Conduct regular security assessments and penetration testing
- Educate users on safe browsing habits and phishing awareness
Patching and Updates
- Stay informed about security advisories from the device vendor
- Apply patches and firmware updates as soon as they are released