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Ãë¾àÁ¡ID 14135
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ÇÁ·ÎÅäÄÝ TCP
ºÐ·ù LSC
»ó¼¼¼³¸í ÇØ´ç ½Ã½ºÅÛÀÇ /var/log/wtmp* /var/log/utmp* ¼­¹ö Á¢¼Ó ·Î±×ÀÇ ¼ÒÀ¯ÀÚ ¶Ç´Â Æ۹̼ÇÀÌ º¸¾È»ó ¾ÈÀüÇÏÁö ¾Ê´Ù. /var/log/wtmp* /var/log/utmp* ¼­¹ö Á¢¼Ó ·Î±× ÆÄÀÏ ¶Ç´Â ¹é¾÷ ÆÄÀÏÀº ½Ã½ºÅÛ¿¡ Á¢¼ÓÇÑ »ç¿ëÀÚ Á¤º¸ ÆÄÀÏÀÌ´Ù.
ÀÌ ÆÄÀÏÀÌ ÀÏ¹Ý »ç¿ëÀÚ¿¡°Ô ³ëÃâµÇ¸é º¸¾È»ó ½É°¢ÇÑ ¹®Á¦¸¦ ¹ß»ýÇÒ ¼ö ÀÖ¾î °ü¸®ÀÚ ÀÌ¿ÜÀÇ »ç¿ëÀÚ´Â Á¢±Ù Á¦ÇÑÀÌ ÇÊ¿äÇÏ´Ù.

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UNIX, Linux
ÇØ°áÃ¥ ´ÙÀ½°ú °°ÀÌ ÇØ´ç ÆÄÀÏÀÇ ±ÇÇÑÀ» 600 ÀÌÇÏ·Î ¼³Á¤ÇÑ´Ù.
chmod 600 /var/log/wtmp*
chmod 600 /var/log/utmp*

ÆÄÀÏÀÇ ¼ÒÀ¯ÀÚ°¡ root°¡ ¾Æ´Ò °æ¿ì ´ÙÀ½°ú °°ÀÌ ¼ÒÀ¯ÀÚ¸¦ º¯°æÇÑ´Ù.
chown root /var/log/wtmp*
chown root /var/log/utmp*
°ü·Ã URL (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)