CVE-2018-11729 : Exploit Details and Defense Strategies
Learn about CVE-2018-11729, a heap-based buffer over-read vulnerability in libfsntfs allowing remote attackers to exploit a crafted ntfs file. Find mitigation steps and prevention measures here.
A heap-based buffer over-read vulnerability in libfsntfs can be exploited by remote attackers through a manipulated ntfs file.
Understanding CVE-2018-11729
This CVE involves a disputed issue related to a heap-based buffer over-read vulnerability in libfsntfs.
What is CVE-2018-11729?
The vulnerability allows remote attackers to exploit a heap-based buffer over-read by manipulating an ntfs file using the libfsntfs_mft_entry_read_header function in libfsntfs_mft_entry.c within libfsntfs until April 20, 2018.
The Impact of CVE-2018-11729
The impact includes the potential for remote attackers to cause an information disclosure through a crafted ntfs file.
Technical Details of CVE-2018-11729
This section provides technical insights into the vulnerability.
Vulnerability Description
The libfsntfs_mft_entry_read_header function in libfsntfs_mft_entry.c in libfsntfs through April 20, 2018, allows remote attackers to cause an information disclosure (heap-based buffer over-read) via a crafted ntfs file.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: Until April 20, 2018
Exploitation Mechanism
Remote attackers can exploit this vulnerability through a manipulated ntfs file.
Mitigation and Prevention
Steps to address and prevent the CVE-2018-11729 vulnerability.
Immediate Steps to Take
- Monitor for vendor updates and patches
- Implement network security measures
- Consider file integrity monitoring
Long-Term Security Practices
- Regularly update software and libraries
- Conduct security assessments and audits
- Educate users on safe file handling practices
Patching and Updates
Stay informed about vendor responses and apply patches promptly to mitigate the vulnerability.