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CVE-2023-43261

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2023-10-17

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10ÔÂ17ÈÕ£¬×ðÁú¿­Ê±VSRC¼à²âµ½Milesight µÄ¶à¿î¹¤Òµ·äÎÑ·ÓÉÆ÷Öб£´æÃô¸ÐÐÅϢй¶Îó²î£¨CVE-2023-43261£©£¬ÆäCVSSÆÀ·ÖΪ7.5£¬ÏÖÔÚ¸ÃÎó²îµÄϸ½Ú¼°PoCÒѹûÕæ£¬ÇÒ¸ÃÎó²î¿ÉÄÜÒѱ»Ê¹Óá£

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3.1 Éý¼¶°æ±¾

ÏÖÔÚ¸ÃÎó²îÒѾ­ÐÞ¸´£¬ÊÜÓ°ÏìÓû§¿ÉÉý¼¶µ½ÊÜÓ°ÏìÐͺŵÄ×îй̼þ°æ±¾£¨»ò²¹¶¡£©¡£

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3.3 ͨÓý¨Òé

l  °´ÆÚ¸üÐÂϵͳ²¹¶¡£¬ïÔ̭ϵͳÎó²î£¬ÌáÉý·þÎñÆ÷µÄÇå¾²ÐÔ¡£

l  ÔöǿϵͳºÍÍøÂçµÄ»á¼û¿ØÖÆ£¬Ð޸ķÀ»ðǽսÂÔ£¬¹Ø±Õ·ÇÐëÒªµÄÓ¦Óö˿ڻò·þÎñ£¬ïÔÌ­½«Î£ÏÕ·þÎñ£¨ÈçSSH¡¢RDPµÈ£©Ì»Â¶µ½¹«Íø£¬ïÔÌ­¹¥»÷Ãæ¡£

l  ʹÓÃÆóÒµ¼¶Çå¾²²úÆ·£¬ÌáÉýÆóÒµµÄÍøÂçÇå¾²ÐÔÄÜ¡£

l  ÔöǿϵͳÓû§ºÍȨÏÞÖÎÀí£¬ÆôÓöàÒòËØÈÏÖ¤»úÖÆºÍ×îСȨÏÞÔ­Ôò£¬Óû§ºÍÈí¼þȨÏÞÓ¦¼á³ÖÔÚ×îµÍÏÞ¶È¡£

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3.4 ²Î¿¼Á´½Ó

https://vulncheck.com/blog/real-world-cve-2023-43261

https://www.securityweek.com/milesight-industrial-router-vulnerability-possibly-exploited-in-attacks/

https://medium.com/@win3zz/inside-the-router-how-i-accessed-industrial-routers-and-reported-the-flaws-29c34213dfdf

 

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