/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/ is in ltsp-server 5.4.2-6+deb7u1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/000-check-paths
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/001-load-configuration-file
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/001-set-arch
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/001-set-exclude
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/010-chroot-tagging
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/010-etc-hosts
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/010-mount-proc
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/010-set-chroot
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/020-rootpath
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/030-update-sshkeys
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/035-update-kernels
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/036-kiwi-ltsp-build-images
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/037-kiwi-ltsp-configure-services
/usr/share/ltsp/plugins/ltsp-build-client/SUSE_LINUX/095-rootpass