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diff of sis11

page id: 676, 2614 hits, unlocked, unhidden, current: v3
v2:2004-08-22 16:37:45(7,574), v3:2004-08-31 21:43:02(7,958)
diff v2:ºü¹Ù±â v3:ºü¹Ù±â

= ! °ü¸®¹æ¾î °ø°£ 11-20
=
= \TableOfContents0
=
= !! level 11
=
= + Ç®ÀÌ ¹æ¹ý
= # __/etc/shadow__ ÆÄÀÏ ÆíÁý
=
= - ½ÇÁ¦ Ç®ÀÌ
= {{{
= # vi shadow
= root:6RBFY9mqyrfq.:6445::::::
= daemon:NP:6445::::::
= bin:NP:6445::::::
= sys:NP:6445::::::
= adm:NP:6445::::::
= listen:*LK*:::::::
= nobody:NP:6445::::::
= yspace:NP:11648:1:14:::: // 1Àº Æнº¿öµå º¯°æÈÄ À纯°æ ½Ã°£ 14´Â Æнº¿öµå º¯°æ ±â°£
= "shadow" 12 lines, 249 characters written
= # finish
= }}}
=
= > pass = <font color=red>lifecycle</font>
=
= !! level 12
=
= + Ç®ÀÌ ¹æ¹ý
= # __rm__ ¸í·É ±âÁ¸ ÆÄÀÏ »èÁ¦
= # .rhost µð·ºÅ丮 »ý¼ºÈÄ µð·ºÅ丮 ¾È¿¡ ÆÛ¹Ì¼Ç 000ÀÎ ÆÄÀÏ »ý¼º
= # .rhost µð·ºÅ丮 __chmod__ ¸í·É »ç¿ë ÆÛ¹Ì¼Ç 000 º¯°æ
=
= - ½ÇÁ¦ Ç®ÀÌ
= {{{
= # cd home0/yspace
= # ls -la
= ÃÑ 4
= drwxrwxrwx 2 yspace 200 512 8¿ù 22ÀÏ 16:12 .
= drwxr-xr-x 5 root other 512 8¿ù 22ÀÏ 16:12 ..
= -rw-rw-r-- 1 yspace 200 0 8¿ù 22ÀÏ 16:12 .rhosts
= # rm .rhosts
= rm: .rhosts: µ¤¾î¾²±â ¹æÁö 664 (y/n)? y
= # mkdir .rhosts
= # cd .rhosts/
= # touch file
= # chmod 000 file
= # ls -la
= ÃÑ 4
= drwxr-xr-x 2 root other 512 8¿ù 22ÀÏ 16:14 .
= drwxrwxrwx 3 yspace 200 512 8¿ù 22ÀÏ 16:14 ..
= ---------- 1 root other 0 8¿ù 22ÀÏ 16:14 file
= # cd ..
= # ls -la
= ÃÑ 6
= drwxrwxrwx 3 yspace 200 512 8¿ù 22ÀÏ 16:14 .
= drwxr-xr-x 5 root other 512 8¿ù 22ÀÏ 16:12 ..
= drwxr-xr-x 2 root other 512 8¿ù 22ÀÏ 16:14 .rhosts
= # chmod 000 .rhosts/
= # finish
= }}}
=
= > pass = <font color=red>onlyyou</font>
=
= !! level 13
=
= + Ç®ÀÌ ¹æ¹ý
= # /etc/inetd.conf ÆÄÀÏ ÆíÁý
= # -s ¿É¼ÇÀ» »ç¿ëÇÏ´Â °ÍÀº chroot()±â´ÉÀ» ÀÌ¿ëÇϱâ À§ÇÔ
=
= - ½ÇÁ¦ Ç®ÀÌ
= {{{
= # vi inetd.conf
=
= #ident "@(#)inetd.conf 1.33 98/06/02 SMI" /* SVr4.0 1.5 */
= # Configuration file for inetd(1M). See inetd.conf(4).
= #
= # Tftp service is provided primarily for booting. Most sites run this
= # only on machines acting as "boot servers."
= #
= tftp dgram udp wait root /usr/sbin/in.tftpd in.tftpd -s /tftpboot // -s ¿É¼ÇÃß°¡
= #
= "inetd.conf" 150 lines, 5295 characters written
= #
= # finish
= }}}
=
= > pass = <font color=red>xsetrehash</font>
=
= !! level 14
=
= + Ç®ÀÌ ¹æ¹ý
- #
+ # sendmail __-bt__ ¿É¼Ç »ç¿ë ·ê¼Â üũ
=
= - ½ÇÁ¦ Ç®ÀÌ
= {{{
+ # /usr/lib/sendmail -bt
+ ADDRESS TEST MODE (ruleset 3 NOT automatically invoked)
+ Enter <ruleset> <address>
+ > check_nv boundary="====_ABC1234567890DEF_===="
+ check_nv input: boundary="====_ABC1234567890DEF_===="
+ check_nv returns: $# error $: 550 553Your messagae may contain the NIMDA worm.
+ > # // ctrl-D Á¾·á
+ # finish
+ }}}
=
+ > pass = <font color=red>redcode</font>
+
+ !! level 15
+
+ + Ç®ÀÌ ¹æ¹ý
+ # __/usr/local/apache/conf/httpd.conf__ ÆÄÀÏ ÆíÁý
+
+ - ½ÇÁ¦ Ç®ÀÌ
+ {{{
+ # vi httpd.conf
+
+ <Directory "/home/data">
+ options includesNOEXEC
+ AddType application/x-httpd-php-source .php .php3
+ </Directory>
+
+ "httpd.conf" 919 lines, 30888 characters written
+ # finish
= }}}
=
- > pass = <font color=red></font>
-
- !! level 15
-
- + Ç®ÀÌ ¹æ¹ý
- # __/usr/local/apache/conf/httpd.conf__ ÆÄÀÏ ÆíÁý
-
- - ½ÇÁ¦ Ç®ÀÌ
- {{{
- # vi httpd.conf
-
- <Directory "/home/data">
- options includesNOEXEC
- AddType application/x-httpd-php-source .php .php3
- </Directory>
-
- "httpd.conf" 919 lines, 30888 characters written
- # finish
- }}}
-
= > pass = <font color=red>envokexterm</font>
=
= !! level 16
=
= + Ç®ÀÌ ¹æ¹ý
= # /etc/named.conf ÆÄÀÏ ÆíÁý
= # __allow-transfer__ ¿É¼Ç »ç¿ë
=
= - ½ÇÁ¦ Ç®ÀÌ
= {{{
= # vi named.conf
= options {
= directory "/var/named";
= allow-transfer { 203.239.110.1; };
= };
= zone "kisa.org" in {
= type master;
= file "master/kisa.org";
= };
= zone "." in {
= type hint;
= file "named.cache";
= };
= zone "0.0.127.in-addr.arpa" in {
= type master;
= notify no;
= file "master/127.0.0";
= };
= "named.conf" 21 lines, 333 characters written
= # finish
=
= }}}
=
= > pass = <font color=red>tcp53port</font>
=
= !! level 17
=
= + Ç®ÀÌ ¹æ¹ý
= # /etc/sysconfig/iptable ÆÄÀÏ ÆíÁý
=
= - ½ÇÁ¦ Ç®ÀÌ
= {{{
= # vi iptables
= *filter
= :INPUT DROP [0:0]
= :FORWARD DROP [0:0]
= :OUTPUT ACCEPT [0:0]
= #################################################################
= -A INPUT -i lo -j ACCEPT
= -A INPUT -d 0.0.0.0/0.0.0.0 -p tcp -m tcp ! --tcp-flags SYN,RST,ACK SYN -j ACCEPT
= -A INPUT -d 0.0.0.0/0.0.0.0 -p udp -m udp --dport 53 -j ACCEPT
= -A INPUT -s 0.0.0.0/0.0.0.0 -p udp -m udp --sport 53 -j ACCEPT
= -A OUTPUT -o lo -j ACCEPT
= #################################################################
= -A INPUT -s 0.0.0.0/0.0.0.0 -d 0.0.0.0/0.0.0.0 -p tcp -m tcp --dport 22 -j ACCEPT
= -A INPUT -s 0.0.0.0/0.0.0.0 -d 0.0.0.0/0.0.0.0 -p tcp -m tcp --dport 80 -j ACCEPT // ÇÑÁÙ Ãß°¡
= #################################################################
= COMMIT
= ~
= ~
= "iptables" 16 lines, 697 characters written
= # finish
= }}}
=
= > pass = <font color=red>upgradeipchains</font>
=
= !! level 18
=
= + Ç®ÀÌ ¹æ¹ý
= # __patchadd__ ¸í·É¾î »ç¿ë
=
= - ½ÇÁ¦ Ç®ÀÌ
= {{{
= # patchadd /var/sadm/spool/patch/109320-04
=
= Checking installed patches...
= Verifying sufficient filesystem capacity (dry run method)...
= Installing patch packages...
=
= Patch Number 109320-04 has been successfully installed.
= See /var/sadm/patch/109320-04/log for details
=
= Patch packkages installed:
= SUNWpcu
= SUNWppm
= SUNWpsf
= SUNWpsu
= SUNWscplp
= # finish
= }}}
=
= > pass = <font color=red>postscript</font>
=
= !! level 19
=
= + Ç®ÀÌ ¹æ¹ý
= # ¶ó¿ìÅÍ ¼³Á¤¹ý ½ÇÁ¦ Ç®ÀÌ Âü°í ^^;;
=
= - ½ÇÁ¦ Ç®ÀÌ
= {{{
= Router# conf t // ȯ°æ ¼³Á¤À¸·Î µé¾î°¡±â
= Enter configuration commands, one per line. End with CNTL/Z.
= Router(config)# interface serial0 // »ç¿ëÁßÀÎ ÀÎÅÍÆäÀ̽º¿¡ ´ëÇÑ È¯°æ ¼³Á¤
= Router(config-if)# ip access-group 101 in // access group 101 ÁöÁ¤
= Router(config-if)# access-list 101 deny tcp any any eq 31337 // Á¢±Ù °¡´ÉÇÑ ½ÇÁ¦ ¼³Á¤ ºÎºÐ
= Router(config-if)# end
= Router# write // ÀúÀå(º¸ÅëÀÇ ¶ó¿ìÅÍ´Â ¿£ÅÍÄ¡´Â°ÍÀ¸·Î ¼³Á¤ÀÌ ³¡)
= %SYS-5-CONFIG_I: Configured from console by console
= Building configuration...
= [OK]
= Router# exit
= exit from router
= # finish
= }}}
=
= > pass = <font color=red>proteon
= </font>
=
= !! level 20
=
= + Ç®ÀÌ ¹æ¹ý
= # __netstat -s -P tcp__ ÆĶó¹ÌÅÍ°ª È®ÀÎ
= # __ndd__ ¸í·É¾î ÀÌ¿ë Ä¿³Î º¯¼ö(tcp_conn_req_max_q0) º¯°æ
=
= - ½ÇÁ¦ Ç®ÀÌ
= {{{
= Sun Aug 22 17:11:42 2004 sol2 unix: WARNING: HIGH TCP connect timeout rate!
= System (port 88) maybe under a SYN flood attack
= #
= # netstat -s -P tcp
=
= TCP tcpRtoAlgorithm = 4 tcpRtoMin = 400
= tcpRtoMax = 60000 tcpMaxConn = -1
= tcpActiveOpens = 30941 tcpPassiveOpens = 39974
= tcpAttemptFails = 110 tcpEstabResets = 668
= tcpCurrEstab = 1 tcpOutSegs =6665377
= tcpOutDataSegs =6182316 tcpOutDataBytes =653294094
= tcpRetransSegs = 14953 tcpRetransBytes =3676006
= tcpOutAck =482923 tcpOutAckDelayed =261160
= tcpOutUrg = 1 tcpOutWinUpdate = 0
= tcpOutWinProbe = 664 tcpOutControl =142279
= tcpOutRsts = 224 tcpOutFastRetrans = 937
= tcpInSegs =8744082
= tcpInAckSegs =5489201 tcpInAckBytes =653264926
= tcpInDupAck =126842 tcpInAckUnsent = 0
= tcpInInorderSegs =4920520 tcpInInorderBytes =37972194
= tcpInUnorderSegs = 900 tcpInUnorderBytes = 3630
= tcpInDupSegs = 5918 tcpInDupBytes = 82547
= tcpInPartDupSegs = 0 tcpInPartDupBytes = 0
= tcpInPastWinSegs = 1 tcpInPastWinBytes =47981743
= tcpInWinProbe = 0 tcpInWinUpdate = 652
= tcpInClosed = 60 tcpRttNoUpdate = 10262
= tcpRttUpdate =5411705 tcpTimRetrans = 13440
= tcpTimRetransDrop = 100 tcpTimKeepalive = 7884
= tcpTimKeepaliveProbe= 5406 tcpTimKeepaliveDrop = 388
= tcpListenDrop = 0 tcpListenDropQ0 = 0
= tcpHalfOpenDrop = 0 tcpOutSackRetrans = 1805
= # Sun Aug 22 17:06:07 2004 sol2 unix: WARNING: HIGH TCP connect timeout rate!
= System (port 88) maybe under a SYN flood attack
= // tcpTimRetransDrop = 100 º¸ÅëÀÇ °æ¿ì ÀÌ ¼¼ °ªÀÌ 0À» ³ªÅ¸³½´Ù..
= // tcpListenDrop = 0
= // tcpHalfOpenDrop = 0
=
= # ndd -set /dev/tcp tcp_conn_req_max_q0 512
= /dev/tcp tcp_conn_req_max_q0 512
= # finish
= }}}
=
= > pass = <font color=red>3wayhandshake</font>

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