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»ó¼¼¼³¸í Oracle Database ¼­¹öÀÇ ¹öÀü Á¤º¸¿¡ µû¸£¸é ÇØ´ç ¼­¹ö¿¡´Â FGA ·Î±ë±â´É ÁßÁö Ãë¾àÁ¡ÀÌ Á¸ÀçÇÑ´Ù. Oracle8i 8.1.7, Oracle9i ±×¸®°í Oracle 10g µ¥ÀÌÅͺ£À̽º ¼­¹öµéÀº ¿ø°ÝÁöÀÇ °ø°ÝÀÚ°¡ Fine Grained Audit(FGA)¸¦ ÁßÁö½Ãų ¼ö ÀÖ°Ô ÇØ ÁÙ ¼ö ÀÖ´Ù. Fine Grained Audit´Â SYS »ç¿ëÀÚ°¡ SELECT ¹®ÀåÀ» ½ÇÇàÇÏ°Ô µÇ¸é ÀÛµ¿ÇÏÁö ¾Ê´Â´Ù. SYS »ç¿ëÀÚ°¡ ¾î¶² Å×ÀÌºí³»ÀÇ SELECT ¹®ÀåÀ» ½ÇÇàÇÑ´Ù¸é ±× ¹®ÀåÀº ·Î±ëµÇÁö ¾ÊÀ» »Ó¸¸ ¾Æ´Ï¶ó ´Ù¸¥ »ç¿ëÀڵ鿡 ÀÇÇØ »ç¿ëµÇ´Â ±× Å×ÀÌºí³»ÀÇ ´Ù¸¥ SELECT ¹®Àåµéµµ ÀüÇô ·Î±ëµÇÁö ¾Ê°Ô µÈ´Ù. ÀÌ°ÍÀº º¸¾È °¨Áö¸¦ ÇÇÇØ°¥ ¼ö ÀÖ°Ô ÇØ ÁØ´Ù.

* ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº ÀÌ Ãë¾àÁ¡À» Á¡°ËÇϱâ À§ÇØ ÇØ´ç Oracle µ¥ÀÌÅͺ£À̽º 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.red-database-security.com/advisory/oracle-fine-grained-auditing-issue.html
http://archives.neohapsis.com/archives/fulldisclosure/2005-05/0076.html

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Oracle Oracle8i Database Server 8.1.7
Oracle Oracle9i Database Server Any version
Oracle Oracle10g Database Server Any version
¸ðµç ¿î¿µÃ¼Á¦ ¸ðµç ¹öÀü
ÇØ°áÃ¥ Oracle 8i, 9iÀÇ °æ¿ì:
´õ ÀÌ»ó Áö¿øµÇÁö ¾Ê´Â´Ù.

Oracle 10gÀÇ °æ¿ì:
Oracle Database Server Patch Sets À¥ ÆäÀÌÁöÀÎ https://support.oracle.com/ ¿¡¼­ patchset 10.1.0.4¸¦ ÀÌ¿ëÇÒ ¼ö ÀÖÀ» ¶§ ÀÌ ÆÐÄ¡¸¦ ±¸ÇÏ¿© Àû¿ëÇÏ¿©¾ß ÇÑ´Ù.

Àӽà Á¶Ä¡¹æ¹ýÀ¸·Î, SYS »ç¿ëÀڷμ­ FGA ¿ÀºêÁ§Æ®(object)µé¿¡ ´ëÇÑ SQLÀ» ½ÇÇàÇÏÁö ¸»¾Æ¾ß ÇÑ´Ù. ÀÚ¼¼ÇÑ »çÇ׿¡ ´ëÇؼ­´Â ´ÙÀ½ Red Database Security VU#3777773À» ÂüÁ¶ÇÑ´Ù:
http://www.red-database-security.com/advisory/oracle-fine-grained-auditing-issue.html
°ü·Ã URL CVE-2005-1495 (CVE)
°ü·Ã URL 13510 (SecurityFocus)
°ü·Ã URL 20407 (ISS)