Setuid

Differences between revisions 16 and 17
Revision 16 as of 2007-10-31 22:52:40
Size: 2037
Editor: office4
Comment: Added sudo and shadow
Revision 17 as of 2007-10-31 23:05:47
Size: 2037
Editor: office4
Comment: Moving content around. No actual change
Deletions are marked like this. Additions are marked like this.
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|| libpam-foreground || /bin/check-foreground-console || no || no || n/a || Small secure wrapper to read /dev/console||
|| cupsys || /usr/bin/lppasswd || no || n/a || n/a || Needs root to read /etc/cups/passwd.* ||
|| fping || /bin/fping || needed || n/a || no || Checks: if ( geteuid() ) {... exit(3); Will patch and send upstream -JeffSchroeder ||
|| util-linux || /bin/mount, /bin/umount || needed || no || n/a || Checks: if (getuid () != geteuid ()). Should check for CAP_SYS_ADMIN capability||
|| exim4 || /usr/sbin/exim4 || configurable || possible || n/a || *lines 1581-1582 src/exim.c ||
|| shadow || /bin/su, /usr/bin/chfn, /usr/bin/chsh, /usr/bin/gpasswd, /usr/bin/newgrp, /usr/bin/passwd || UNKNOWN || UNKNOWN || UNKNOWN || Needs a review ||
|| sudo || /usr/bin/sudo, /usr/bin/sudoedit || UNKNOWN || UNKNOWN || UNKNOWN || Needs a review ||
Line 5: Line 12:
|| fping || /bin/fping || needed || n/a || no || Checks: if ( geteuid() ) {... exit(3); Will patch and send upstream -JeffSchroeder ||
Line 7: Line 13:
|| util-linux || /bin/mount, /bin/umount || needed || no || n/a || Checks: if (getuid () != geteuid ()). Should check for CAP_SYS_ADMIN capability||
Line 10: Line 15:
|| libpam-foreground || /bin/check-foreground-console || no || no || n/a || Small secure wrapper to read /dev/console||
Line 12: Line 16:
|| exim4 || /usr/sbin/exim4 || configurable || possible || n/a || *lines 1581-1582 src/exim.c ||
Line 14: Line 17:
|| cupsys || /usr/bin/lppasswd || no || n/a || n/a || Needs root to read /etc/cups/passwd.* ||
|| shadow || /bin/su, /usr/bin/chfn, /usr/bin/chsh, /usr/bin/gpasswd, /usr/bin/newgrp, /usr/bin/passwd || UNKNOWN || UNKNOWN || UNKNOWN || Needs a review ||
|| sudo || /usr/bin/sudo, /usr/bin/sudoedit || UNKNOWN || UNKNOWN || UNKNOWN || Needs a review ||

This is a list of setuid applications that need investigation. See the [https://lists.ubuntu.com/archives/ubuntu-hardened/2007-October/000217.html mailinglist post] about this for more information.

Source Package

setuid Files

De-rooted

Capabilities

Changes Sent Upstream

Comments

libpam-foreground

/bin/check-foreground-console

no

no

n/a

Small secure wrapper to read /dev/console

cupsys

/usr/bin/lppasswd

no

n/a

n/a

Needs root to read /etc/cups/passwd.*

fping

/bin/fping

needed

n/a

no

Checks: if ( geteuid() ) {... exit(3); Will patch and send upstream -JeffSchroeder

util-linux

/bin/mount, /bin/umount

needed

no

n/a

Checks: if (getuid () != geteuid ()). Should check for CAP_SYS_ADMIN capability

exim4

/usr/sbin/exim4

configurable

possible

n/a

*lines 1581-1582 src/exim.c

shadow

/bin/su, /usr/bin/chfn, /usr/bin/chsh, /usr/bin/gpasswd, /usr/bin/newgrp, /usr/bin/passwd

UNKNOWN

UNKNOWN

UNKNOWN

Needs a review

sudo

/usr/bin/sudo, /usr/bin/sudoedit

UNKNOWN

UNKNOWN

UNKNOWN

Needs a review

iputils

/bin/ping, /bin/ping6, /bin/arping, /usr/bin/traceroute6.iputils

yes

possible

UNKNOWN

*line 129 ping.c, *line 217 ping6.c, *line 314 arping.c, *line 343 traceroute6.c

mtr

/usr/bin/mtr

yes

possible

n/a

*line 333 mtr.c

glibc

/usr/lib/pt_chown

yes

possible

n/a

*line 147glibc-2.6.1/login/programs/pt_chown.c

cdrtools

/usr/bin/cdrecord

yes

possible

n/a

*line 1120 cdrecord/cdrecord.c

eject

/usr/lib/eject/dmcrypt-get-device

yes

possible

n/a

*lines 60-61 dmcrypt-get-device.c

openssh-client

/usr/lib/openssh/ssh-keysign

yes

tricky

n/a

*line 176 permanently_set_uid() function

* - Where in the software the privileges are dropped using the setuid() / setgid() or setreuid() / setresgid() system calls.

Security/Investigation/Setuid (last edited 2013-07-23 07:07:01 by 74)