ÐÅÏ¢°²È«¹¤³Ìʦ http://www.educity.cn/rk/safe/index.html
ÐÅÏ¢°²È«¹¤³Ìʦ¿¼ÊÔÁ·Ï°ÊÔÌâ¼°´ð°¸£¨Èý£©
ÐÅÏ¢°²È«¹¤³Ìʦ×÷ΪһÃÅпªÉèµÄ¿ÆÄ¿£¬¿¼ÉúÃǸÃÈçºÎ±¸¿¼ÄØ£¿³ýÁËÆ½ÈյĿ´ÊéÖ®Í⣬×öÌâ¾Í³ÉÁË¿¼Éú¹®¹Ì֪ʶµãµÄÒ»ÖÖÖØÒªÂ·¾¶£¬ÒÔÏÂÊÇС±àΪ´ó¼ÒÕûÀíµÄÐÅÏ¢°²È«¹¤³Ìʦ¿¼ÊÔÁ·Ï°ÊÔÌâ¼°´ð°¸£¬Ï£Íû¶Ô´ó¼ÒÄÜÓÐËù°ïÖú¡£
1¡¢ÎªÁËÓ¦¶ÔÈÕÒæÑÏÖØµÄÀ¬»øÓʼþÎÊÌ⣬ÈËÃÇÉè¼ÆºÍÓ¦ÓÃÁ˸÷ÖÖÀ¬»øÓʼþ¹ýÂË»úÖÆ£¬ÒÔÏÂÄÄÒ»ÏîÊǺķѼÆËã×ÊÔ´×î¶àµÄÒ»ÖÖÀ¬»øÓʼþ¹ýÂË»ú£¨D£©£¿
A¡¢SMTPÉí·ÝÈÏÖ¤ C¡¢ºÚÃûµ¥¹ýÂË
2¡¢ÎªÊ²Ã´Òª¶ÔÊý¾Ý¿â½øÐС°·Ç¹æ·¶»¯¡±´¦Àí£¨B£©£¿ A¡¢È·±£Êý¾ÝÍêÕûÐÔ C¡¢·ÀÖ¹Êý¾ÝÖØ¸´
3¡¢ÏÂÁв»ÊôÓÚWEB°²È«ÐÔ²âÊԵķ¶³ëµÄÊÇ£¨A£©£¿ A¡¢Êý¾Ý¿âÄÚÈݰ²È«ÐÔ B¡¢¿Í»§¶ËÄÚÈݰ²È«ÐÔ C¡¢·þÎñÆ÷¶ËÄÚÈݰ²È«ÐÔ D¡¢ÈÕÖ¾¹¦ÄÜ
4¡¢ÏÂÁвÙ×÷ÖУ¬Äĸö²»ÊÇSQL Server·þÎñ¹ÜÀíÆ÷¹¦ÄÜ£¨A£©£¿ A¡¢Ö´ÐÐSQL²éѯÃüÁî B¡¢Í£Ö¹SQL Server ·þÎñ C¡¢ÔÝÍ£SQL Server·þÎñ D¡¢Æô¶¯SQL Server·þÎñ
5¡¢ÏÂÁйØÓÚIISµÄ°²È«ÅäÖã¬ÄÄЩÊDz»ÕýÈ·µÄ£¨C£©£¿ A¡¢½«ÍøÕ¾ÄÚÈÝÒÆ¶¯µ½·ÇϵͳÇý¶¯³ÌÐò
B¡¢Ôö¼Ó´¦ÀíЧÂÊ D¡¢½ÚÊ¡´æ´¢¿Õ¼ä B¡¢ÄæÏòÃû×Ö½âÎö D¡¢ÄÚÈݹýÂË
ÐÅÏ¢°²È«¹¤³Ìʦ http://www.educity.cn/rk/safe/index.html
B¡¢ÖØÃüÃûIUSRÕË»§ C¡¢½ûÓÃËùÓÐWEB·þÎñÀ©Õ¹ D¡¢´´½¨Ó¦ÓóÌÐò³Ø
6¡¢ÏÂÁÐÄÄЩ²»Êǹ㷺ʹÓÃhttp·þÎñÆ÷£¿£¨D£© A¡¢W3C C¡¢IIS
7¡¢ÏÂÁÐÄÄЩÊôÓÚWEB½Å±¾³ÌÐò±àд²»µ±Ôì³ÉµÄ£¨C£©£¿ A¡¢IIS5.0 Webdav Ntdll.dllÔ¶³Ì»º³åÇøÒ»´¦Â©¶´ B¡¢apache¿ÉÒÔͨ¹ý../../../../../../../etc/passwd·½Î»ÏµÍ³Îļþ
C¡¢µÇÂ½Ò³Ãæ¿ÉÒÔÓÃpassword=¡¯a¡¯or¡¯a¡¯=¡¯a¡¯Èƹý
D¡¢Êý¾Ý¿âÖеĿÚÁîÐÅÏ¢Ã÷ÎÄ´æ·Å
8¡¢ÏÂÁÐÄÄÖÖ¹¥»÷²»ÊÇÕë¶Ôͳ¼ÆÊý¾Ý¿âµÄ£¨D£©£¿ A¡¢Ð¡²éѯ¼¯ºÏ´ó²éѯ¼¯¹¥»÷ C¡¢¸ú×Ù¹¥»÷
9¡¢ÏÂÁÐÄÄÏîÖÐÊÇÊý¾Ý¿âÖÐÉæ¼°°²È«±£ÃܵÄÖ÷ÒªÎÊÌ⣨A£©£¿ A¡¢·ÃÎÊ¿ØÖÆÎÊÌâ B¡¢Êý¾ÝµÄ׼ȷÐÔÎÊÌâ C¡¢Êý¾Ý¿âµÄÍêÕûÐÔÎÊÌâ D¡¢Êý¾Ý¿âµÄ°²È«ÐÔÎÊÌâ
10¡¢ÏÂÁÐÓ¦Ó÷þÎñÆ÷ÖУ¬²»×ñÑJ2EE¹æ·¶µÄÊÇ£¨C£©£¿ A¡¢MTS
B¡¢WebLogic
B¡¢ÖÐÖµ¹¥»÷
B¡¢Apache
D¡¢IE
D¡¢×ÊÔ´½âÎö¹¥»÷
C¡¢Oracle 9iApplication Server
D¡¢WebSpere
ÐÅÏ¢°²È«¹¤³Ìʦ http://www.educity.cn/rk/safe/index.html
11¡¢ÏÂÃæ¹ØÓÚIIS±¨´íÐÅÏ¢º¬ÒåµÄÃèÊöÕýÈ·µÄÊÇ£¨B£©£¿ A¡¢401-ÕÒ²»µ½Îļþ C¡¢404-ȨÏÞÎÊÌâ
12¡¢ÏÂÃæ¹ØÓÚOracle½ø³ÌµÄÃèÊö£¬ÄÄÏîÊÇ´íÎóµÄ£¨B£©£¿ A¡¢ÔËÐÐÔÚWindowsƽ̨ÉϵÄOracleÄÜÈÃÿ¸öÓû§×é³ÌÐò»¯µØ´ò¿ªÐµĽø³Ì£¬ÕâÊÇÒ»¸ö°²È«Òþ»¼
B¡¢403-½ûÖ¹·ÃÎÊ D¡¢500-ϵͳ´íÎó
B¡¢ÔÚWindowsƽ̨£¬³ýÁËOracle.exe½ø³ÌÍ⻹ÓÐÆäËûµÄ¶ÀÁ¢½ø³Ì
C¡¢unixƽ̨ÉÏÓжà¸ö¶ÀÁ¢ÔËÐеĽø³Ì£¬°üÀ¨Êý¾Ýд½ø³Ì¡¢ÈÕ־д½ø³Ì¡¢´æµµ½ø³Ì¡¢ÏµÍ³¼à¿Ø½ø³Ì¡¢½ø³Ì¼à¿Ø½ø³Ì
D¡¢ÓÐÒ»¸öÌØÊâµÄÄÚ´æÇøÓò±»Ó³ÉäΪ*nixƽ̨ÉϵÄËùÓнø³Ì£¬´ËÇøÓòʱϵͳȫ¾ÖÈ¥
13¡¢ÏÂÃæÄÄÒ»ÏîÊÇÓëÊý¾Ý¿â¹ÜÀíÔ±£¨DBA£©Ö°Ôð²»ÏàÈݵģ¨C£©£¿ A¡¢Êý¾Ý¹ÜÀí C¡¢ÏµÍ³°²È«
14¡¢ÏÂÃæÑ¡ÐÍÖв»ÊôÓÚÊý¾Ý¿â°²È«¿ØÖƵÄÓУ¨D£©¡£ A¡¢ÐÅÏ¢Á÷¿ØÖÆ C¡¢·ÃÎÊ¿ØÖÆ
15¡¢ÏÂÃæÑ¡ÐÍÖв»ÊôÓÚÊý¾Ý¿â°²È«Ä£Ð͵ÄÊÇ£¨D£©¡£ A¡¢×ÔÖ÷ÐͰ²È«Ä£ÐÍ C¡¢»ùÓÚ½ÇÉ«µÄÄ£ÐÍ
16¡¢Ò»°ãÀ´Ëµ£¬Í¨¹ýWEBÔËÐÐhttp·þÎñµÄ×Ó½ø³Ìʱ£¬ÎÒÃÇ»áÑ¡Ôñ£¨D£©µÄÓû§È¨ÏÞ·½Ê½£¬ÕâÑù¿ÉÒÔ±£Ö¤ÏµÍ³µÄ°²È«¡£
A¡¢root C¡¢guest
B¡¢httpd D¡¢nobody
B¡¢Ç¿ÖÆÐͰ²È«Ä£ÐÍ D¡¢·ÃÎÊ¿ØÖƾØÕó
B¡¢ÍÆÂÛ¿ØÖÆ
B¡¢ÐÅϢϵͳ¹ÜÀí
D¡¢ÐÅϢϵͳ¹æ»®
D¡¢ÒþͨµÀ¿ØÖÆ
ÐÅÏ¢°²È«¹¤³Ìʦ http://www.educity.cn/rk/safe/index.html
17¡¢Ò»Ï²»ÊÇÊý¾Ý¿âµÄ¼ÓÃܼ¼ÊõµÄÊÇ£¨D£©¡£ A¡¢¿âÍâ¼ÓÃÜ C¡¢Ó²¼þ¼ÓÃÜ
18¡¢ÒÔÏÂÄÄÌõÃüÁîÄÜÀûÓá°SQL×¢È롱©¶´¶¯ÓÃXP_cmdshell´æ´¢¹ý³Ì£¬»ñµÃij¸ö×ÓÄ¿µÄÇåµ¥£¿£¨A£©
A¡¢
http://localhost/script?¡¯:EXEC+master..XP_cmdshell+¡¯dir¡¯:--
B¡¢
http://localhost/script?1¡¯:EXEC+master..XP_cmdshell+¡¯
C¡¢
http://localhost/script?0¡¯:EXEC+master..XP_cmdshell+¡¯
D¡¢
http://localhost/script?1¡¯:EXEC+master..XP_cmdshell+¡¯
19¡¢ÒÔÏÂÄÄÌõÃüÁîÄÜÀûÓá°SQL¡±Â©¶´¶¯ÓÃXP_cmdshell´æ´¢¹ý³Ì£¬Æô¶¯»òֹͣijÏî·þÎñ£¿£¨B£©
A¡¢
http://localhost/script?¡¯:EXEC+master..XP_servicecontrol+¡¯start¡¯ ,+¡¯Server¡¯
B¡¢
http://localhost/script?0¡¯:EXEC+master..XP_servicecontrol+¡¯start¡¯ ,+¡¯Server¡¯
C¡¢
http://localhost/script?1¡¯:EXEC+master..XP_servicecontr
;-- ;- dir¡¯-- dir¡¯:--
dir¡¯:--
B¡¢¿âÄÚ¼ÓÃÜ D¡¢¹Ì¼þ¼ÓÃÜ
ÐÅÏ¢°²È«¹¤³Ìʦ http://www.educity.cn/rk/safe/index.html
ol+¡¯start¡¯ ,+¡¯Server¡¯
D¡¢
; --
http://localhost/script?0¡¯:EXEC+master..XP_servicecontrol+¡¯start¡¯ ,+¡¯Server¡¯ --
20¡¢ÒÔÏÂÄÄÏî²»ÊôÓÚ·ÃÎÊ¿ØÖƲßÂÔµÄʵʩ·½Ê½£¿£¨D£© A¡¢×Óģʽ·¨ C¡¢¼¯ºÏ·¨
21¡¢ÒÔÏÂÄÄÒ»ÏîÊǺ͵ç×ÓÓʼþϵͳÎ޹صģ¿£¨£© A¡¢PEM(Privacy enhanced mail) B¡¢PGP(Pretty good privacy) C¡¢X.500 D¡¢X.400
ÈçÐèÁ˽â¸ü¶àϰÌâ×ÊѶ¿Éµã»÷Ï£ÈüÍø²é¿´¡£
B¡¢Ð޸IJéѯ·¨ D¡¢ÑéÖ¤·¨