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CVE-2024-39929

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Exim 4.97.1¼°Ö®Ç°°æ±¾Öб£´æÇå¾²»úÖÆÈƹýÎó²î£¬ÓÉÓÚ¹ýʧÆÊÎöÁ˶àÐÐRFC 2231 Í·ÎļþÃû£¬Ô¶³ÌÍþвÕß¿ÉʹÓøÃÎó²îÈƹý $mime_filename À©Õ¹×èÖ¹±£»¤»úÖÆ£¬²¢¿ÉÄܵ¼Ö½«¶ñÒâ¿ÉÖ´Ðи½¼þ·¢Ë͵½×îÖÕÓû§µÄÓÊÏ䣬ÈôÊÇÓû§ÏÂÔØ»òÔËÐÐÁ˸öñÒâÎļþÔò¿ÉÄܵ¼ÖÂϵͳ±»Ñ¬È¾»ò±»ÆÆËð¡£

  

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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¤»úÖƺÍ×îСȨÏÞÔ­Ôò£¬Óû§ºÍÈí¼þȨÏÞÓ¦¼á³ÖÔÚ×îµÍÏ޶ȡ£

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3.4 ²Î¿¼Á´½Ó

https://censys.com/cve-2024-39929/

https://bugs.exim.org/show_bug.cgi?id=3099#c4

https://nvd.nist.gov/vuln/detail/CVE-2024-39929

https://www.exim.org/

 

  

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