CVE-2018-10387 : Vulnerability Insights and Analysis
Learn about CVE-2018-10387, a heap-based overflow vulnerability in TFTP Server SP 1.66 and earlier, allowing remote attackers to execute arbitrary code or cause denial of service. Find mitigation steps here.
An exploitable flaw in TFTP Server SP 1.66 and earlier has been discovered, allowing remote attackers to cause a denial of service or potentially execute arbitrary code through a heap-based overflow triggered by a lengthy TFTP error packet.
Understanding CVE-2018-10387
This CVE identifies a vulnerability in TFTP Server SP 1.66 and earlier that can be exploited by remote attackers.
What is CVE-2018-10387?
CVE-2018-10387 is a heap-based overflow vulnerability in TFTP Server SP 1.66 and earlier, enabling attackers to execute arbitrary code or cause a denial of service by sending a long TFTP error packet.
The Impact of CVE-2018-10387
The vulnerability could lead to a denial of service or potential execution of arbitrary code by remote attackers, posing a significant threat to affected systems.
Technical Details of CVE-2018-10387
This section provides technical details about the vulnerability.
Vulnerability Description
The vulnerability in TFTP Server SP 1.66 and earlier allows remote attackers to exploit a heap-based overflow, potentially leading to a denial of service or arbitrary code execution.
Affected Systems and Versions
- Product: TFTP Server SP 1.66 and earlier
- Vendor: Not applicable
- Versions: Not applicable
Exploitation Mechanism
The vulnerability can be exploited by sending a lengthy TFTP error packet, triggering a heap-based overflow.
Mitigation and Prevention
Protecting systems from CVE-2018-10387 requires immediate action and long-term security practices.
Immediate Steps to Take
- Apply security patches or updates provided by the software vendor.
- Implement network segmentation to limit exposure to potential attacks.
- Monitor network traffic for any suspicious activity related to TFTP services.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Conduct security assessments and penetration testing to identify and mitigate risks.
- Educate users and administrators about secure TFTP server configurations.
Patching and Updates
Ensure that the TFTP Server software is updated to a secure version that addresses the heap-based overflow vulnerability.