CVE-2017-7494 : Exploit Details and Defense Strategies
Learn about CVE-2017-7494, a Samba vulnerability enabling remote code execution in versions before 4.6.4, 4.5.10, and 4.4.14. Find mitigation steps and updates here.
CVE-2017-7494, a vulnerability in Samba, allows remote code execution, impacting versions before 4.6.4, 4.5.10, and 4.4.14.
Understanding CVE-2017-7494
Samba vulnerability enabling remote code execution.
What is CVE-2017-7494?
Samba versions prior to 4.6.4, 4.5.10, and 4.4.14 are susceptible to remote code execution, allowing a malicious client to send a shared library to a write-permission share, forcing the server to load and execute the library.
The Impact of CVE-2017-7494
- Remote code execution vulnerability in Samba
Technical Details of CVE-2017-7494
Samba vulnerability details.
Vulnerability Description
Before Samba version 4.6.4, 4.5.10, and 4.4.14, a flaw allows remote code execution by sending a shared library to a writable share.
Affected Systems and Versions
- Product: Samba
- Vendor: Samba
- Versions Affected: Since 3.5.0
Exploitation Mechanism
- Malicious client sends a shared library to a writable share
Mitigation and Prevention
Protect systems from CVE-2017-7494.
Immediate Steps to Take
- Update Samba to version 4.6.4 or newer
- Restrict write permissions on Samba shares
Long-Term Security Practices
- Regularly update Samba and other software
- Implement network segmentation and access controls
Patching and Updates
- Apply patches provided by Samba to fix the vulnerability