¡¾Îó²îͨ¸æ¡¿Microsoft MSDT·¾¶±éÀúÎó²î£¨DogWalk£©

Ðû²¼Ê±¼ä 2022-06-09

 

0x00 Îó²î¸ÅÊö

CVE   ID


·¢Ã÷ʱ¼ä

2022-06-08

Àà    ÐÍ

·¾¶±éÀú

µÈ    ¼¶

¸ßΣ

Ô¶³ÌʹÓÃ


Ó°Ïì¹æÄ£


¹¥»÷ÖØÆ¯ºó


Óû§½»»¥


PoC/EXP

ÊÇ

ÔÚҰʹÓÃ


 

0x01 Îó²îÏêÇé

MSDT£¨Microsoft Support Diagnostics Tool£¬Î¢ÈíÖ§³ÖÕï¶Ï¹¤¾ß£©ÊÇÒ»ÖÖÊÊÓóÌÐò£¬ÓÃÓÚɨ³ý¹ÊÕϲ¢ÍøÂçÕï¶ÏÊý¾ÝÒÔ¹©×¨ÒµÖ°Ô±ÆÊÎöÏ¢Õù¾öÎÊÌâ¡£

2020Äê1Ô£¬Ñо¿Ö°Ô±¹ûÕæÁË΢ÈíÕï¶Ï¹¤¾ßÖеÄÒ»¸ö·¾¶±éÀú0 dayÎó²î£¨±»³ÆÎª¡±DogWalk¡°£©£¬¸ÃÎó²îλÓÚ Microsoft Õï¶Ï¹¤¾ßµÄsdiageng.dll¿âÖС£µ±Ä¿µÄÓû§·­¿ª¶ñÒâÖÆ×÷µÄ .diagcab Îļþ£¨Í¨¹ýµç×ÓÓʼþÎüÊÕ»ò´ÓWebÏÂÔØ£©Ê±£¬¿ÉÒÔʹÓøÃÎó²î½«¶ñÒâ¿ÉÖ´ÐÐÎļþÉúÑĵ½ Windows Æô¶¯Îļþ¼Ð£¬¸Ã¿ÉÖ´ÐÐÎļþ½«ÔÚÏ´ÎÖØÐÂÆô¶¯ Windows ʱ×Ô¶¯Ö´ÐС£

 

Ó°Ïì¹æÄ£

´ËÎó²îÓ°Ïì´ó²¿·Ö Windows °æ±¾£¨´ÓWindows 7 ¡¢Server 2008µ½Windows 11 ¡¢Server 2022£©

 

0x02 Çå¾²½¨Òé

2022Äê6ÔÂ7ÈÕ£¬0patch ΢²¹¶¡·þÎñΪ´ó´ó¶¼ÊÜÓ°ÏìµÄ Windows °æ±¾Ðû²¼ÁËÃâ·ÑµÄ·Ç¹Ù·½²¹¶¡£¬µ«ÒªÏÂÔØ´Ë²¹¶¡£¬Óû§ÐèҪע²á0patchÕÊ»§²¢×°ÖÃ0patch agent¡£¸Ã΢²¹¶¡ÊÊÓÃÓÚÒÔÏÂWindows°æ±¾£º

Windows 11 v21H2

Windows 10 v21H2

Windows 10 v21H1

Windows 10 v20H2

Windows 10 v2004

Windows 10 v1909

Windows 10 v1903

Windows 10 v1809

Windows 10 v1803

Windows 7

Windows Server 2008 R2

Windows Server 2012

Windows Server 2012 R2

Windows Server 2016

Windows Server 2019

Windows Server 2022

ÏÂÔØÁ´½Ó£º

https://central.0patch.com/auth/login

https://0patch.com/

 

0x03 ²Î¿¼Á´½Ó

https://blog.0patch.com/2022/06/microsoft-diagnostic-tools-dogwalk.html

https://www.bleepingcomputer.com/news/security/new-dogwalk-windows-zero-day-bug-gets-free-unofficial-patches/

https://securityaffairs.co/wordpress/132070/hacking/unofficial-security-patch-dogwalk.html

 

0x04 °æ±¾ÐÅÏ¢

°æ±¾

ÈÕÆÚ

ÐÞ¸ÄÄÚÈÝ

V1.0

2022-06-09

Ê×´ÎÐû²¼

 

0x05 ¸½Â¼

×ðÁú¿­Ê±¼ò½é

×ðÁú¿­Ê±¹«Ë¾½¨ÉèÓÚ1996Ä꣬²¢ÓÚ2010Äê6ÔÂ23ÈÕÔÚÉî½»ËùÖÐС°åÕýʽ¹ÒÅÆÉÏÊУ¬ÊǺ£ÄÚ¼«¾ßʵÁ¦µÄ¡¢ÓµÓÐÍêÈ«×ÔÖ÷֪ʶ²úȨµÄÍøÂçÇå¾²²úÆ·¡¢¿ÉÐÅÇå¾²ÖÎÀíÆ½Ì¨¡¢Çå¾²·þÎñÓë½â¾ö¼Æ»®µÄ×ÛºÏÌṩÉÌ¡£

¹«Ë¾×ܲ¿Î»ÓÚ±±¾©ÊÐÖйشåÈí¼þÔ°£¬ÔÚÌìϸ÷Ê¡¡¢ÊС¢×ÔÖÎÇøÉèÓзÖÖ§»ú¹¹£¬ÓµÓÐÁýÕÖÌìϵÄÇþµÀϵͳºÍÊÖÒÕÖ§³ÖÖÐÐÄ£¬²¢ÔÚ±±¾©¡¢ÉϺ£¡¢³É¶¼¡¢¹ãÖÝ¡¢³¤É³¡¢º¼ÖÝµÈ¶àµØÉèÓÐÑз¢ÖÐÐÄ¡£

¶àÄêÀ´£¬×ðÁú¿­Ê±ÖÂÁ¦ÓÚÌṩ¾ßÓйú¼Ê¾ºÕùÁ¦µÄ×ÔÖ÷Á¢ÒìµÄÇå¾²²úÆ·ºÍ×î¼Ñʵ¼ù·þÎñ£¬×ÊÖú¿Í»§ÖÜÈ«ÌáÉýÆäIT»ù´¡ÉèÊ©µÄÇå¾²ÐÔºÍÉú²úЧÄÜ£¬Îª´òÔìºÍÌáÉý¹ú¼Ê»¯µÄÃñ×åÐÅÏ¢Çå¾²¹¤ÒµÁì¾üÆ·ÅÆ¶ø²»Ð¸Æð¾¢¡£


¹ØÓÚ×ðÁú¿­Ê±

×ðÁú¿­Ê±Çå¾²Ó¦¼±ÏìÓ¦ÖÐÐÄÖ÷ÒªÕë¶ÔÖ÷ÒªÇå¾²Îó²îµÄÔ¤¾¯¡¢¸ú×ٺͷÖÏíÈ«Çò×îеÄÍþвÇ鱨ºÍÇå¾²±¨¸æ¡£

¹Ø×¢ÒÔϹ«Öںţ¬»ñȡȫÇò×îÐÂÇå¾²×ÊѶ£º

image.png