English
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Ãë¾àÁ¡ID 50328
À§Çèµµ 30
Æ÷Æ® 139.445
ÇÁ·ÎÅäÄÝ TCP
ºÐ·ù SMB
»ó¼¼¼³¸í ¿ø°Ý Windows È£½ºÆ®¿¡ ¼³Ä¡µÈ Wireshark ¹öÀüÀº 3.4.5 ÀÌÀüÀÔ´Ï´Ù. µû¶ó¼­ wireshark-3.4.5 ±Ç°í¿¡ ¾ð±Þ µÈ Ãë¾àÁ¡ÀÇ ¿µÇâÀ» ¹Þ½À´Ï´Ù.

-MS-WSP dissector´Â °úµµÇÑ ¾çÀÇ ¸Þ¸ð¸®¸¦ ¼Òºñ ÇÒ ¼ö ÀÖ½À´Ï´Ù. Wireshark°¡ À߸øµÈ ÆÐŶÀ» ¿ÍÀ̾ ÁÖÀÔÇϰųª ´©±º°¡°¡ À߸øµÈ ÆÐŶ ÃßÀû ÆÄÀÏÀ» Àеµ·Ï ¼³µæÇÏ¿© °úµµÇÑ CPU ¸®¼Ò½º¸¦ ¼ÒºñÇÏ°Ô ÇÒ ¼ö ÀÖ½À´Ï´Ù. (CVE-2021-22207)

* ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº Á¡°ËÇϱâ À§ÇÑ È£½ºÆ®·Î ·Î±×ÀÎ ÇÒ ¼ö ÀÖ´Â °ü¸®ÀÚ ±ÇÇÑÀ» °¡Áø °èÁ¤À» ÇÊ¿ä·Î ÇÑ´Ù. ÀÌ·¯ÇÑ Á¶°ÇÀÌ ¾ÈµÇ¸é Á¡°ËÀ» ¼öÇàÇÒ ¼ö ¾øÀ¸¸ç ¸ðµç Ãë¾àÇÑ È£½ºÆ®µé¿¡ ´ëÇؼ­ °ÅÁþ À½¼º¹ÝÀÀ(False Negative)À» º¸ÀÏ ¼ö ÀÖ´Ù.

* Âü°í »çÀÌÆ®:
https://www.wireshark.org/docs/relnotes/wireshark-3.4.5.html
https://www.wireshark.org/security/wnpa-sec-2021-04

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Wireshark 3.4.5 ÀÌÀü 3.4.x ¹öÀü
Microsoft Windows ¸ðµç ¹öÀü
ÇØ°áÃ¥ Wireshark À¥ »çÀÌÆ®ÀÎ http://www.wireshark.org/download/win32/all-versions/¿¡¼­ ±¸ÇÒ ¼ö ÀÖ´Â WiresharkÀÇ °¡Àå ÃֽŠ¹öÀü(3.4.5 ȤÀº ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù.
°ü·Ã URL CVE-2021-22207 (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)