Õâ¸ö0dayÎó²îÒѱ»ÔÚҰʹÓà ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍøÌṩ¼ì²â¼Æ»®

Ðû²¼Ê±¼ä 2023-07-24
¿ËÈÕ£¬Ä³Óû§´¦°²ÅŵÄÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍøÌìãÙÍþвÆÊÎöÒ»Ìå»ú£¨TAR£©×°±¸²¶»ñµ½Ê¹ÓñàºÅΪ CVE-2023-36884¸ßΣ0dayÎó²îµÄÑù±¾¡£×èÖ¹ÏÖÔÚ£¬ÌìãÙÍþвÆÊÎöÒ»Ìå»ú£¨TAR£©ÒÑÏÖÍø¹²²¶»ñ9ÀýÔÚҰʹÓá£


ÓÅ·¢¹ú¼Ê¡¤ËæÓŶø¶¯Ò»´¥¼´·¢

²¶»ñµÄ´¹ÂÚÎĵµ½çÃæ


¾ÝϤ£¬¸ÃÎó²îΪ΢ÈíÓÚ7ÔÂÇå¾²¸üÐÂÖÐÅû¶µÄOfficeºÍWindows HTMLÔ¶³Ì´úÂëÖ´ÐÐÎó²î£¬±£´æÓÚ¶à¸öWindowsϵͳºÍOffice²úÆ·ÖС£ÌìãÙÍþвÆÊÎöÒ»Ìå»ú£¨TAR£©ÒѼà²âµ½Îó²îÐÅÏ¢Åû¶ǰÒѱ¬·¢ÔÚҰʹÓãºStorm-0978×éÖ¯£¨ÓÖ³ÆRomCom×éÖ¯£©ÔÚ¶Ô±±Ô¼·å»áµÄ¹¥»÷ÖУ¬Ê¹ÓøÃÎó²îÖÆ×÷ÁËÒÔÎÚ¿ËÀ¼ÌìÏ´ó»áΪÖ÷ÌâµÄÓÕ¶üÎļþ£¬Ìᳫ´¹ÂÚ¹¥»÷¡£


 Îó²î¹¥»÷Á÷³Ì 


CVE-2023-36884Îó²î½¹µã˼Ð÷ÔÚÓÚʹÓÃMicrosoft OfficeÎĵµOOXML¹æ·¶ÖпÉÌæ»»ÃûÌÿ飨Alternative Format Chunk£©ÄÚǶ´øÓÐÆäËû¹¥»÷×é¼þµÄrtfÎĵµÍê³ÉOffice·ÀÓù»úÖÆÈƹý£¬¿ÉÒÔÅäºÏÆäËûÎó²îʵÏÖÎÞ¸ÐÖª¡¢ÎÞ½»»¥µÄÔ¶³Ì´úÂëÖ´ÐС£


ÔçÆÚ´¹ÂÚ¹¥»÷Ñù±¾Ö÷ҪʹÓÃCVE-2017-0199¡¢CVE-2021-40444¡¢CVE-2022-30190µÈÂß¼­Îó²î£¬ºóÐø¹¥»÷ÔغÉÔ¶³Ì»ñÈ¡£¬ÕûÌå¹¥»÷Á÷³Ì½ÏÁ¿ÖØ´ó¡£


¶øÕâÁ½ÖÜÄÚ½Ðø²¶»ñµ½µÄ´ó¶¼¹¥»÷Ñù±¾£¬ÄÚǶµÄrtf¾ù½ÓÄÉÄ£°å»¯µÄCVE-2017-11882£¬À´Ö´ÐÐrtfͬʱÊͷŵÄPEÎļþ¡£


ÓÅ·¢¹ú¼Ê¡¤ËæÓŶø¶¯Ò»´¥¼´·¢


²¿·Ö²¶»ñÑù±¾²»°üÀ¨ÓÕ¶üÐÅÏ¢£¬²¢´øÓÐеÄrtf»ìÏý¼¼ÇÉ£ºÊ¹ÓÃrtfÎļþÖаüÀ¨µÄole¹¤¾ßÀú³Ì¶Ô16½øÖÆÊý¾ÝµÄ³¤¶ÈÏÞÖÆ£¬Ê¹¾²Ì¬ÆÊÎöÀú³ÌÊý¾Ý´í룬ÎÞ·¨¶ÔÆ뻹ԭԭÓÐole¹¤¾ß£¬¾ß±¸½ÏÇ¿µÄÃâɱÄÜÁ¦¡£


Îó²îΣº¦ 


ÔÚÏÖʵ´¹ÂÚ¹¥»÷ÖУ¬¸ÃÎó²î¿ÉÓÃÓÚÈƹýofficeÇå¾²»úÖƼ°Ìṩһ²ãÃâɱ£¬ÎªÆäËûoffice³£Óô¹ÂÚ¹¥»÷Îó²îÌṩÁ˱£»¤¿Ç£¬ÊµÏÖÁËÎÞ¸ÐÖª¡¢ÎÞ½»»¥µÄÔ¶³Ì´úÂëÖ´ÐУ¬´ó·ù½µµÍ´¹ÂÚ¹¥»÷ʹÓÃÃż÷£¬²»·¨Õ߿ɽÏΪÇáËɵؽ«Ô­ÓвâÊÔÓù¥»÷ÔغÉÌ滻ΪC2¹¤¾ß£¬Ðγɴ¹ÂÚ¹¥»÷Èë¿Ú£¬Î£º¦¼«´ó£¬ÐèÒª×öºÃ·ÀÓù²½·¥¡£


 ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍø¼ì²â¼Æ»® 


1¡¢Îļþ»¹Ô­¼ì²â


¸ÃÎó²îÅäºÏÆäËûofficeÎó²îʹÓã¬ÓÃÓÚ´¹ÂÚÓʼþ¹¥»÷¡£ÌìãÙÍþвÆÊÎöÒ»Ìå»ú£¨TAR£©½ÓÄÉË«Ïò¼ì²âÒýÇ棬¿É¶Ô°ÙÓàÖÖÎļþ¾ÙÐл¹Ô­£¬ÄÚÖÃɳÏ䣬¿É¶Ô³£¼û°ÙÓàÖÖÓʼþ¸½¼þÃûÌþÙÐл¹Ô­ºÍɳÏä¼ì²â£¬Í¬Ê±¾ß±¸ÌáÈ¡ÕýÎÄÃÜÂëÆƽâÄÜÁ¦£¬¿É×Ô¶¯Ê¹ÓÃÓʼþÕýÎÄÃÜÂ뱬ÆÆѹËõ°ü¸½¼þ£¬±¬ÆÆÀֳɺó¶Ô¸½¼þ¼°¸½¼þ×ÓÎļþ¾ÙÐмì²â¡£


2¡¢ÐÐΪ¼ì²â


ÌìãÙÍþвÆÊÎöÒ»Ìå»ú£¨TAR£©ÄÚÖÃɳÏ䣬³ý¾²Ì¬¼ì²âÍ⣬»¹¿É¶ÔofficeÎļþ¾ÙÐÐÐÐΪ¼ì²âºÍÎó²îʹÓüì²â¡£É³Ïä½ÓÄɵÚÈý´úÓ²¼þ·ÂÕæÊÖÒÕ£¬¿É¶Ô¶ñÒâÑù±¾¾ÙÐÐÓÕÆ­£¬Í¨¹ýofficeÎļþÖ´ÐÐÐÐΪ£¬À´Åж϶ñÒâÐÐΪ¡£


ÓÅ·¢¹ú¼Ê¡¤ËæÓŶø¶¯Ò»´¥¼´·¢

ÐÐΪ¼ì²â¸æ¾¯½çÃæ


3¡¢»º½â²½·¥


ÌìãÙÍþвÆÊÎöÒ»Ìå»ú£¨TAR£©ÒÑÖ§³ÖCVE-2023-36884Îó²îʹÓüì²â£¬ÇëÓû§²»Òª·­¿ªÈªÔ´²»Ã÷µÄofficeÎĵµ£¬ÒÑ°²ÅÅTARÓû§¿É½«¿ÉÒÉÎĵµÀëÏßÉÏ´«µ½TAR×°±¸¼ì²â¡£


ÍâµØ»º½â²½·¥£º


¿ÉÉèÖÃÏà¹Ø×¢²á±íÏîÀ´×èÖ¹Ïà¹ØÎó²î±»Ê¹ÓÃ,°ì·¨ÈçÏÂ:


н¨Ò»¸öÎı¾Îĵµ,ÊäÈëÈçÏÂÄÚÈݲ¢ÉúÑÄ¡£


Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Internet

Explorer\Main\FeatureControl\FEATURE_BLOCK_CROSS_PROTOCOL_FILE_NAVIGATION]

"Excel.exe"=dword:00000001

"Graph.exe"=dword:00000001

"MSAccess.exe"=dword:00000001

"MSPub.exe"=dword:00000001

"Powerpnt.exe"=dword:00000001

"Visio.exe"=dword:00000001

"WinProj.exe"=dword:00000001

"WinWord.exe"=dword:00000001

"Wordpad.exe"=dword:00000001


½«ÉúÑĵÄÎļþºó׺ÐÞ¸ÄΪ.reg¡£


Ë«»÷Ð޸ĺóµÄÎļþ,µ¼Èë×¢²á±í¼´¿É¡£


µ¼ÈëÍê³Éºó½¨ÒéÖØÆôËùÓз­¿ªµÄOffice³ÌÐòÒÔÈ·±£ÉèÖÃÉúЧ¡£