¡¾Â©¶´Í¨¸æ¡¿0patchÐû²¼CVE-2021-24084µÄ·Ç¹Ù·½²¹¶¡

Ðû²¼Ê±¼ä 2021-11-29


0x00 ©¶´¸ÅÊö

2021Äê2ÔÂ9ÈÕ£¬Î¢ÈíÐû²¼ÁËWindows Mobile É豸¹ÜÀíÐÅϢй¶©¶´£¨CVE-2021-24084£©µÄÄþ¾²¸üУ¬¸Ã©¶´µÄCVSSÆÀ·ÖΪ5.5 ¡£

 

0x01 ©¶´ÏêÇé

image.png

6Ô£¬Ñо¿ÈËÔ±Åû¶CVE-2021-24084©¶´Î´ÍêÈ«ÐÞ¸´ ¡£11Ô£¬Ñо¿ÈËÔ±·¢Ïָé¶´¿ÉÒÔ±»ÀûÓÃÀ´»ñµÃ¹ÜÀíȨÏÞ£¬Ó¦µ±µØÈ¨ÏÞÌáÉý£¨LPE£©0 day©¶´´æÔÚÓÚ"Access work or school"ÉèÖÃÏ£¬ÈƹýÁË΢ÈíÔÚ2Ô·ÝÐû²¼µÄ²¹¶¡£¬Ó°ÏìÁËWindows 10 °æ±¾ 1809 ¼°¸ü¸ß°æ±¾ÖеÄWindows MobileÉ豸¹ÜÀí·þÎñ ¡£

¹¥»÷Õß¿ÉÒÔÀûÓôË©¶´ÒÔµ±µØ¹ÜÀíÔ±Éí·ÝÔËÐдúÂ룬µ«±ØÐëÂú×ãÒÔÏÂÁ½¸öÌõ¼þ£º

l  ±ØÐëÔÚCÅÌÆôÓÃϵͳ±£»¤£¬²¢ÖÁÉÙ´´½¨Ò»¸ö»¹Ô­µã ¡£ÏµÍ³±£»¤ÊÇĬÈÏÆôÓû¹ÊǽûÓã¬È¡¾öÓÚÖÖÖÖ²ÎÊý ¡£

l  ¼ÆËã»úÉϱØÐëÖÁÉÙÓÐÒ»¸öµ±µØ¹ÜÀíÔ±ÕË»§±»ÆôÓ㬻òÕßÖÁÉÙÓÐÒ»¸ö "Administrators "×é³ÉÔ±µÄƾ֤±»»º´æ ¡£

΢ÈíĿǰÉÐδÐÞ¸´´Ë©¶´£¬µ«0patchÒÑΪÊÜÓ°ÏìµÄ Windows 10 °æ±¾Ðû²¼ÁËÃâ·ÑµÄ·Ç¹Ù·½²¹¶¡ ¡£Windows ·þÎñÆ÷Ôò²»ÊÜ´Ë©¶´Ó°Ïì ¡£

 

Ó°Ï췶Χ

Windows 10 °æ±¾ >= 1809

 

0x02 ´¦Öý¨Òé

Óû§¿ÉÒÔÔÚ0patch Central´´½¨Ò»¸öÃâ·ÑÕÊ»§ £¬È»ºó´Ó0patch.com°²×° 0patch Agent ¡£

0patch Ðû²¼µÄ·Ç¹Ù·½²¹¶ ¡£º

Windows 10 v21H1 (32 & 64 bit) updated with November 2021 Updates

Windows 10 v20H2 (32 & 64 bit) updated with November 2021 Updates

Windows 10 v2004 (32 & 64 bit) updated with November 2021 Updates

Windows 10 v1909 (32 & 64 bit) updated with November 2021 Updates

Windows 10 v1903 (32 & 64 bit) updated with November 2021 Updates

Windows 10 v1809 (32 & 64 bit) updated with May 2021 Updates

×¢£ºWindows 10 21H2Ò²ÊÜ´Ë©¶´Ó°Ï죬µ«0patchÔÝδÐû²¼Windows 10 21H2µÄ²¹¶¡ ¡£  

ÏÂÔØÁ´½Ó£º

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


0x03 ²Î¿¼Á´½Ó

https://www.bleepingcomputer.com/news/security/new-windows-10-zero-day-gives-admin-rights-gets-unofficial-patch/

https://securityaffairs.co/wordpress/125061/security/unofficial-patches-cve-2021-24084-zeroday.html?

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-24084

https://0patch.com/

 

0x04 ¸üа汾

°æ±¾

ÈÕÆÚ

ÐÞ¸ÄÄÚÈÝ

V1.0

2021-11-29

Ê×´ÎÐû²¼

 

0x05 ¹ØÓÚ¶«É­Æ½Ì¨


¶«É­Æ½Ì¨¼ò½é

¶«É­Æ½Ì¨¹«Ë¾½¨Á¢ÓÚ1996Ä꣬²¢ÓÚ2010Äê6ÔÂ23ÈÕÔÚÉî½»ËùÖÐС°åÕýʽ¹ÒÅÆÉÏÊУ¬ÊǹúÄÚ¼«¾ßʵÁ¦µÄ¡¢ÓµÓÐÍêÈ«×ÔÖ÷֪ʶ²úȨµÄÍøÂçÄþ¾²²úÎï¡¢¿ÉÐÅÄþ¾²¹ÜÀíÆ½Ì¨¡¢Äþ¾²·þÎñÓë½â¾ö·½°¸µÄ×ÛºÏÌṩÉÌ ¡£

¹«Ë¾×ܲ¿Î»ÓÚ±±¾©ÊÐÖйشåÈí¼þÔ°£¬ÔÚÈ«¹ú¸÷Ê¡¡¢ÊС¢×ÔÖÎÇøÉèÓзÖÖ§»ú¹¹£¬ÓµÓÐÁýÕÖÈ«¹úµÄÇþµÀÌåϵºÍ¼¼ÊõÖ§³ÖÖÐÐÄ£¬²¢ÔÚ±±¾©¡¢ÉϺ£¡¢³É¶¼¡¢¹ãÖÝ¡¢³¤É³¡¢º¼ÖÝµÈ¶àµØÉèÓÐÑз¢ÖÐÐÄ ¡£

¶àÄêÀ´£¬¶«É­Æ½Ì¨ÖÂÁ¦ÓÚÌṩ¾ßÓйú¼Ê¾ºÕùÁ¦µÄ×ÔÖ÷´´ÐµÄÄþ¾²²úÎïºÍ×î¼Ñʵ¼ù·þÎñ£¬×ÊÖú¿Í»§È«ÃæÌáÉýÆäIT»ù´¡ÉèÊ©µÄÄþ¾²ÐÔºÍÉú²úЧÄÜ£¬Îª´òÔìºÍÌáÉý¹ú¼Ê»¯µÄÃñ×åÐÅÏ¢Äþ¾²¹¤ÒµÁì¾üÆ·ÅÆ¶ø²»Ð¸Å¬Á¦ ¡£

 

¹ØÓÚ¶«É­Æ½Ì¨

¶«É­Æ½Ì¨Äþ¾²Ó¦¼±ÏìÓ¦ÖÐÐÄÖ÷ÒªÕë¶ÔÖØÒªÄþ¾²Â©¶´µÄÔ¤¾¯¡¢¸ú×ٺͷÖÏíÈ«Çò×îеÄÍþвÇ鱨ºÍÄþ¾²³ÂËß ¡£

¹Ø×¢ÒÔϹ«Öںţ¬»ñȡȫÇò×îÐÂÄþ¾²×ÊѶ£º

image.png