Vulnerability in Freedesktop Xdg-User-Dirs
CVE-2017-15131
It was found that system umask policy is not being honored when creating XDG user directories, since Xsession sources xdg-user-dirs.sh before setting umask policy. This only affects xdg-user-dirs before 0.15.5 as shipped with Red Hat Enterprise Linux.
EPSS: 0.003 (24.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Freedesktop Xdg-user-dirs
- Red Hat, Inc. Rhel Shipped Xdg-user-dirs And Gnome-session — versions before 0.15-5
- Redhat Enterprise_linux — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_CONFIRM, Issue Tracking)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2017-15131?
- CVE-2017-15131 is a high-severity vulnerability in Freedesktop Xdg-User-Dirs, classified under Improper Access Control. CVSS score: 7.8/10. Published 2018-01-09.
- How severe is CVE-2017-15131?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2017-15131 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.