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.
No PoCs from references.
- https://github.com/11notes/docker-github-runner
- https://github.com/CodingSimia/jenkins-shiftleft
- https://github.com/grizzledcoc/go-cti
- https://github.com/vulsio/go-cti