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WindowsÄÚºËÍâµØÌØÈ¨ÌáÉýÎó²î£¨CVE-2020-17087£©  

 

±¾ÔÂ2ºÅ£¬Google Project ZeroÍŶÓÐû²¼ÁËһƪ¹ØÓÚWindows cng.sysÌáȨÎó²î£¨CVE-2020-17087£©µÄÎÄÕ¡£¸ÃÎó²îÔÊÐí¹¥»÷ÕßÔÚδÊÚȨµÄÇéÐÎÏ£¬Í¨¹ýÓÕʹÓû§ÔËÐÐÈ«ÐÄÖÆ×÷µÄ¶ñÒâ³ÌÐò£¬µÖ´ïȨÏÞÌáÉýµÄЧ¹û¡£ÆäʱCVE-2020-17087ÒѾ­ÓÐÔÚҰʹÓõÄÐÐΪ·ºÆð£¬²¢ÇÒ΢Èí¹Ù·½Ã»ÓÐÐû²¼Ïà¹Ø²¹¶¡¡£

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¹Ù·½ÆÀ¼¶ Important£¬CVSS:3.0 7.8/7.2

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2020-17087

 

WindowsÍøÂçÎļþϵͳ£¨NFS£©Îó²î£¨CVE-2020-17051/ 17056£©  

CVE-2020-17051ÊÇÒ»¸ö±£´æÓÚnfssvr.sysÇý¶¯ÖеÄÔ¶³Ì´úÂëÖ´ÐÐÎó²î£¬¿Éµ¼ÖÂÀ¶ÆÁËÀ»ú£¨BSOD£©¡£

CVE-2020-17056ÊÇÒ»¸ö±£´æÓÚnfssvr.sysÇý¶¯ÖеÄÔ¶³ÌÄÚºËÊý¾Ý¶ÁÈ¡Îó²î£¬¿Éµ¼ÖÂASLR£¨µØµã¿Õ¼ä½á¹¹Ëæ»ú»¯£©±»Èƹý¡£

µ±ÕâÁ½¸öÎó²î±»×éºÏʹÓÃʱ£¬ÔÚWindows·þÎñÆ÷ÉÏÈÆ¹ýÎó²î»º½â²½·¥²¢ÊµÏÖÔ¶³ÌʹÓõĿÉÄÜÐÔ´ó´óÔöÌí¡£

NFSÓÃÓÚÔÚWindowsºÍUnix/LinuxÇéÐÎÖÐ×öÎļþ¹²Ïí¡£

CVE-2020-17051¹Ù·½ÆÀ¼¶ Critical£¬CVSS:3.0 9.8/8.5

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CVE-2020-17056¹Ù·½ÆÀ¼¶ Important£¬CVSS:3.0 5.5/4.8

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2020-17051

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2020-17056

 

Microsoft Exchange·þÎñÆ÷Îó²î£¨CVE-2020-17083/17084/17085£©  

CVE-2020-17083ºÍCVE-2020-17084ÊDZ£´æÓÚMicrosoft Exchange·þÎñÆ÷ÖеÄÔ¶³Ì´úÂëÖ´ÐÐÎó²î¡£ CVE-2020-17085ÊÇһö¾Ü¾ø·þÎñÎó²î¡£

Èý¸öÎó²î¹Ù·½ÆÀ¼¶¾ùΪ Important¡£

CVE-2020-17083 CVSS:3.0 5.5/4.8

CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:L/E:U/RL:O/RC:C

CVE-2020-17084 CVSS:3.0 8.5/7.4

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

CVE-2020-17085 CVSS:3.0 6.2/5.4

CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2020-17083

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2020-17084

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2020-17085

 

Windows Hyper-V Çå¾²¹¦Ð§ÈƹýÎó²î£¨CVE-2020-17040£©  

Hyper-V Öб£´æÒ»¸öʹÓÃÖØÆ¯ºóµÍ¡¢ÎÞÐèÌØÈ¨¡¢ÎÞÐèÓû§½»»¥µÄÇå¾²¹¦Ð§ÈƹýÎó²î¡£

¹Ù·½ÆÀ¼¶ Important£¬CVSS:3.0 6.5/5.7

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2020-17040

 

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