SB2017050321 - Fedora EPEL 7 update for proftpd
Published: May 3, 2017 Updated: April 24, 2025
Security Bulletin ID
SB2017050321
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2017-7418)
The vulnerability allows a local user to access sensitive information.
The vulnerability exists due to incorrect implementation of the AllowChrootSymlinks option that checks only the last path component when enforcing it. A local user with ability to manage own FTP home directory can create a specially crafted symbolic link and gain unauthorized access to the filesystem.
Remediation
Install update from vendor's website.