42 lines
1.5 KiB
Bash
42 lines
1.5 KiB
Bash
#!/bin/bash
|
||
# SPDX-Version: 3.0
|
||
# SPDX-CreationInfo: 2025-05-05; WEIDNER, Marc S.; <msw@coresecret.dev>
|
||
# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.live.builder.git
|
||
# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
|
||
# SPDX-FileCopyrightText: 2024–2025; WEIDNER, Marc S.; <msw@coresecret.dev>
|
||
# SPDX-FileType: SOURCE
|
||
# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
|
||
# SPDX-LicenseComment: This file is part of the CISS.hardened.installer framework.
|
||
# SPDX-PackageName: CISS.debian.live.builder
|
||
# SPDX-Security-Contact: security@coresecret.eu
|
||
|
||
#######################################
|
||
# Scanner for 'libwrap' usage.
|
||
# Arguments:
|
||
# None
|
||
#######################################
|
||
scanlw() {
|
||
printf "\e[92m🔍 Scanning all running processes for 'libwrap' usage ... \e[0m\n"
|
||
printf "\n"
|
||
|
||
# Collect binaries from all running PIDs
|
||
declare pid exe_path comm user
|
||
|
||
for pid in $(ps -e -o pid=); do
|
||
exe_path=$(readlink -f "/proc/${pid}/exe" 2>/dev/null)
|
||
|
||
# Skip if not a regular executable
|
||
[[ -x "${exe_path}" ]] || continue
|
||
|
||
# Check if the binary is linked with libwrap
|
||
if ldd "$exe_path" 2>/dev/null | grep -q "libwrap"; then
|
||
comm=$(ps -p "$pid" -o comm=)
|
||
user=$(ps -p "$pid" -o user=)
|
||
printf "\e[92m✅ PID: %s (%s) [User: %s] is linked with 'libwrap.so'. \e[0m\n" "${pid}" "${comm}" "${user}"
|
||
fi
|
||
done
|
||
printf "\n"
|
||
printf "\e[92m✅ Scan complete. \e[0m\n"
|
||
}
|
||
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
|