SB2017011217 - Security restrictions bypass in xdg-user-dirs
Published: January 12, 2017
Security Bulletin ID
SB2017011217
CSH 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 vulnerability.
1) Security restrictions bypass (CVE-ID: CVE-2017-15131)
The vulnerability allows a local attacker to bypass security restrictions on the target system.The weakness exists due to system umask policy is not being honored when creating XDG user directories, since Xsession sources xdg-user-dirs.sh before setting umask policy. A local attacker can bypass security restrictions.
Remediation
Install update from vendor's website.