CVE-2019-9668 : Security Advisory and Response
Discover the impact of CVE-2019-9668, a vulnerability in rovinbhandari FTP up to 2012-03-28 that allows remote attackers to trigger a denial of service by crashing the daemon. Learn about affected systems, exploitation, and mitigation steps.
A vulnerability was found in rovinbhandari FTP up to 2012-03-28 that allows remote attackers to trigger a denial of service. The receive_file function in file_transfer_functions.c is exploited by using a specific datalen field value.
Understanding CVE-2019-9668
This CVE entry describes a vulnerability in rovinbhandari FTP that enables remote attackers to cause a denial of service by crashing the daemon.
What is CVE-2019-9668?
The vulnerability in rovinbhandari FTP up to 2012-03-28 allows attackers to exploit the receive_file function in file_transfer_functions.c, leading to a denial of service by crashing the daemon.
The Impact of CVE-2019-9668
The vulnerability permits remote attackers to trigger a denial of service, potentially disrupting the availability of the FTP service.
Technical Details of CVE-2019-9668
This section provides more technical insights into the vulnerability.
Vulnerability Description
The receive_file function in file_transfer_functions.c of rovinbhandari FTP through 2012-03-28 allows remote attackers to crash the daemon by sending a specific datalen field value.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: All versions up to 2012-03-28 are affected
Exploitation Mechanism
Attackers can exploit the vulnerability by sending a datalen field value of 0xffff, triggering a denial of service.
Mitigation and Prevention
Protecting systems from CVE-2019-9668 involves taking immediate and long-term security measures.
Immediate Steps to Take
- Apply security patches or updates provided by the software vendor
- Implement network-level protections to filter out malicious traffic
- Monitor network traffic for any suspicious activity
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities
- Conduct security assessments and penetration testing to identify and remediate weaknesses
- Educate users and administrators about safe computing practices
Patching and Updates
Ensure that the rovinbhandari FTP software is updated to a version that addresses the vulnerability to prevent exploitation.