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Ãë¾àÁ¡ID 23102
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ÇÁ·ÎÅäÄÝ TCP
ºÐ·ù CUPS
»ó¼¼¼³¸í CUPS ¼­¹öÀÇ ¹öÀü Á¤º¸¿¡ µû¸£¸é ÇØ´ç ¼­¹ö¿¡´Â ´ÙÁßÀÇ Ãë¾àÁ¡µé(2)ÀÌ Á¸ÀçÇÑ´Ù. Easy Software Products »çÀÇ CUPS(Common UNIX Printing System)Àº "Internet Printing Protocol"¿¡ ±â¹ÝÀ» µÐ UNIX Ç÷§ÆûµéÀ» À§ÇÑ À̱âÁ¾°£ ÇÁ¸°Æ® ÀÛ¾÷ ¼Ö·ç¼ÇÀÌ´Ù. CUPS´Â À¥ ±â¹ÝÀÇ ±×·¡ÇÇÄà ÀÎÅÍÆäÀ̽ºÀ» °¡Áö°í ÀÖÀ¸¸ç ´ëºÎºÐÀÇ Linux ½Ã½ºÅ۵鿡¼­µµ »ç¿ë °¡´ÉÇÏ´Ù. CUPS 1.0.4 ±×¸®°í 1.1.22 »çÀÌÀÇ ¹öÀüµéÀº ´ÙÀ½°ú °°Àº ´ÙÁßÀÇ Ãë¾àÁ¡µé¿¡ ¿µÇâÀ» ¹Þ´Â´Ù:

- hpgltops ÇÊÅÍ¿¡ ¿ø°ÝÀ¸·Î µµ¿ë °¡´ÉÇÑ ¹öÆÛ ¿À¹öÇ÷ο찡 Á¸ÀçÇÏ¿© Àß Á¶ÀÛµÈ HPGL ÆÄÀϵéÀÌ ÅëÇØ CUPS 'lp' °èÁ¤À¸·Î ÀÓÀÇÀÇ ¸í·ÉµéÀ» ¼öÇàÇÒ ¼ö ÀÖ´Ù.
- ·ÎÄà »ç¿ëÀÚ´Â ÀÓÀÇÀÇ »ç¿ëÀÚ°¡ »õ·Î¿î ÆÐ½º¿öµå ÆÄÀÏÀÇ Àӽà º¹»çº»À» ¸»²ûÈ÷ Áö¿ï ¶§±îÁö ÀÚ½ÅÀÇ ÆÐ½º¿öµå¸¦ ¹Ù²ÙÁö ¸øÇÏ°Ô ÇÒ ¼ö ÀÖ´Ù (lppasswd °áÇÔ).
- ·ÎÄà »ç¿ëÀÚ´Â lppasswd¸¦ ¼öÇàÇÏ´Â µ¿¾È stderr ÆÄÀÏ ¸í½ÃÀÚ¸¦ ´ÝÀ½À¸·Î½á ÆÐ½º¿öµå ÆÄÀÏ¿¡ ÀÓÀÇÀÇ ³»¿ëÀ» Ãß°¡ÇÒ ¼ö ÀÖ´Ù (lppasswd °áÇÔ).
- ·ÎÄà °ø°ÝÀÚ´Â CUPS ÆÐ½º¿öµå ÆÄÀÏÀ» ºñ¿öÁö°Ô ÇÏ¿©, Digest ÀÎÁõÀ» ÀÌ¿ëÇÑ Á¤»óÀûÀΠŬ¶óÀÌ¾ðÆ®µé¿¡ ´ëÇÑ ¼­ºñ½º¸¦ °ÅºÎÇϵµ·Ï ÇÒ ¼ö ÀÖ´Ù (lppasswd °áÇÔ).
- ¿ø°ÝÁöÀÇ °ø°ÝÀÚ´Â Àß Á¶ÀÛµÈ HTTP GET ¿äûÀ» º¸³¿À¸·Î½á, CUPS ¼­ºñ½º°¡ HangÀ» ÀÏÀ¸Å°°Ô ÇÏ¿© ¸ðµç °¡¿ëÇÑ CPU ÀÚ¿øµéÀ» ¼Ò¸ð½Ãų ¼ö ÀÖ´Ù.

* ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº ÀÌ Ãë¾àÁ¡À» Á¡°ËÇϱâ À§ÇØ ÇØ´ç CUPS ¼­¹öÀÇ ¹öÀü Á¤º¸¸¸À» È®ÀÎÇÑ´Ù. µû¶ó¼­ °ÅÁþ ¾ç¼º¹ÝÀÀ(False Positive)À» º¸ÀÏ ¼ö ÀÖ´Ù.

* Âü°í »çÀÌÆ®:
http://www.securitytracker.com/alerts/2005/Jan/1012811.html

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Easy Software Products, CUPS (Common UNIX Printing System) 1.1.22 ÀÌÇÏÀÇ ¹öÀüµé
Linux Any version
Unix Any version
ÇØ°áÃ¥ CUPS ¼ÒÇÁÆ®¿þ¾î À¥ »çÀÌÆ®ÀÎ http://www.cups.org/software.php ±¸ÇÒ ¼ö ÀÖ´Â CUPSÀÇ °¡Àå ÃֽйöÀü(1.1.23 ȤÀº ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù.
°ü·Ã URL CVE-2004-1267,CVE-2004-1268,CVE-2004-1269,CVE-2004-1270 (CVE)
°ü·Ã URL 11968,12004,12005,12007,12200 (SecurityFocus)
°ü·Ã URL 18604,18606,18608,18609,18804 (ISS)