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21232 |
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40 |
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80, ... |
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TCP |
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CGI |
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Cross-Referencing Linux¿¡ µð·ºÅ丮 Ž»ö Ãë¾àÁ¡ÀÌ ÀÖ´Ù. Cross-Referencing Linux´Â LXR·Î ¾Ë·ÁÁ® ÀÖÀ¸¸ç ÀÏ¹Ý »ç¿ëÀÚµéÀÌ À¥ ºê¶ó¿ìÁ ÀÌ¿ëÇÏ¿© Linux KernelÀÇ ¼Ò½º¸¦ Àо ¼ö ÀÖ°Ô ÇØ ÁØ´Ù. ÀÌ ¾îÇø®ÄÉÀ̼ÇÀº Perl ¾ð¾î¸¦ ÀÌ¿ëÇÏ¿© ÀÛ¼ºµÇ¾î ÀÖÀ¸¸ç ¸ðµç Linux Kernel ¼Ò½ºµéÀ» HTML ÇüÅ·Πº¯È¯ÇØ ÁØ´Ù. ÀÚ¼¼ÇÑ Á¤º¸´Â °ø½Ä À¥ »çÀÌÆ®ÀÎ http://lxr.linux.nu ¸¦ ÂüÁ¶ÇÏ¸é µÈ´Ù. Cross-Referencing LinuxÀÇ CGI 'source'¿¡ ÀÖ´Â µð·ºÅ丮 Ž»ö Ãë¾àÁ¡Àº ¿ø°ÝÁöÀÇ °ø°ÝÀÚ°¡ "v" Àμö¿¡ .. (dot dot) °ø°ÝÀ» ÅëÇØ À¥¼¹ö»óÀÇ ÀÓÀÇÀÇ ÆÄÀϵéÀ» Àо ¼ö ÀÖ°Ô ÇØ ÁØ´Ù. °ø°ÝÀÚ°¡ ´ÙÀ½°ú °°ÀÌ "v" Àμö Çʵ带 ¼ÂÇÏ°Ô µÇ¸é: http://vulnerable/source?v=../../../../../../../etc/password%00
Cross-Referencing Linux´Â ÆÐ½º¿öµå ÆÄÀÏÀ» ¿¾î º¸¿© ÁÙ °ÍÀÌ´Ù.
* Âü°í »çÀÌÆ®: http://www.securityfocus.com/archive/1/314613
* ¿µÇâÀ» ¹Þ´Â ¼ÒÇÁÆ®¿þ¾î: Cross-Referencing Linux ¹öÀü 0.9.2 ÀÌÇÏ |
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