¡¾Îó²îͨ¸æ¡¿Veeam Backup Enterprise ManagerÉí·ÝÑéÖ¤ÈƹýÎó²î£¨CVE-2024-29849£©
Ðû²¼Ê±¼ä 2024-06-11Ò»¡¢Îó²î¸ÅÊö
Îó²îÃû³Æ | Veeam Backup Enterprise ManagerÉí·ÝÑéÖ¤ÈƹýÎó²î | ||
CVE ID | CVE-2024-29849 | ||
Îó²îÀàÐÍ | Éí·ÝÑéÖ¤Èƹý | ·¢Ã÷ʱ¼ä | 2024-05-22 |
Îó²îÆÀ·Ö | 9.8 | Îó²îÆ·¼¶ | ÑÏÖØ |
¹¥»÷ÏòÁ¿ | ÍøÂç | ËùÐèȨÏÞ | ÎÞ |
ʹÓÃÄÑ¶È | µÍ | Óû§½»»¥ | ÎÞ |
PoC/EXP | ÒѹûÕæ | ÔÚҰʹÓà | δ·¢Ã÷ |
Veeam Backup Enterprise Manager£¨VBEM£©ÊÇÒ»¿îÓÃÓÚͨ¹ýµ¥¸öWeb UIÖÎÀí¶à¸öVeeam Backup & Replication·þÎñÆ÷µÄ½â¾ö¼Æ»®£¬ËüÓÐÖúÓÚ¿ØÖƱ¸·Ý×÷Òµ£¬²¢ÔÚ×éÖ¯µÄ±¸·Ý»ù´¡¼Ü¹¹ºÍ´ó¹æÄ£°²ÅÅÖÐÖ´Ðлָ´²Ù×÷¡£
2024Äê6ÔÂ11ÈÕ£¬ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍø¼¯ÍÅVSRC¼à²âµ½ Veeam Backup Enterprise ManagerÉí·ÝÑéÖ¤ÈƹýÎó²î£¨CVE-2024-29849£©µÄÊÖÒÕϸ½Ú¼°PoCÔÚ»¥ÁªÍøÉϹûÕ棬¸ÃÎó²îµÄCVSSÆÀ·ÖΪ9.8¡£
Veeam Backup Enterprise Manager 12.1.2.172֮ǰ°æ±¾Öб£´æÉí·ÝÑéÖ¤ÈƹýÎó²î£¬¸ÃÎó²î±£´æÓÚVeeam.Backup.Enterprise.RestAPIService.exe·þÎñÖУ¬Î´¾Éí·ÝÑéÖ¤µÄÔ¶³ÌÍþвÕß¿ÉʹÓøÃÎó²îÒÔÈκÎÓû§Éí·ÝµÇ¼ Veeam Backup Enterprise Manager Web ½çÃ棬µ¼ÖÂδÊÚȨ»á¼û¡£
¶þ¡¢Ó°Ïì¹æÄ£
Veeam Backup Enterprise Manager < 12.1.2.172
Èý¡¢Çå¾²²½·¥
3.1 Éý¼¶°æ±¾
ÏÖÔÚ¸ÃÎó²îÒѾÐÞ¸´£¬ÊÜÓ°ÏìÓû§¿ÉÉý¼¶µ½Veeam Backup Enterprise Manager 12.1.2.172»ò¸ü¸ß°æ±¾¡£
ÏÂÔØÁ´½Ó£º
https://www.veeam.com/kb4581
3.2 ÔÝʱ²½·¥
¹ØÓÚÎÞ·¨Á¬Ã¦½« Veeam Backup Enterprise Manager Éý¼¶µ½ 12.1.2.172 µÄ¿Í»§£¬¿ÉÖ´ÐÐÒÔÏ»º½â²½·¥£º
1.ͨ¹ý×èÖ¹ Veeam Backup Enterprise Manager Èí¼þÀ´»º½â¸ÃÎó²î£¬¿É×èÖ¹²¢½ûÓÃÒÔÏ·þÎñ£¨½ûÓ÷þÎñ²»»á×èÖ¹×°Öà 12.1.2 ¸üУ¬µ«¸üкóÐèÒª½«·þÎñÖØÖûØ×Ô¶¯Æô¶¯£©£º
l VeeamEnterpriseManagerSvc (Veeam Backup Enterprise Manager)
l VeeamRESTSvc (Veeam RESTful API Service) // ×¢£ºÔÚͬʱװÖÃÁË VBEM ºÍ VBR µÄ·þÎñÆ÷ÉÏ£¬½«ÓÐÁ½¸öÃû³ÆÏàËƵķþÎñ¡£ÃûΪ¡°Veeam Backup Server RESTful API Service¡±µÄ·þÎñÊôÓÚ Veeam Backup & Replication Èí¼þ£¬ÎÞÐè½ûÓø÷þÎñ¡£
¿ÉÒÔʹÓÃÒÔÏ PowerShell ÏÂÁîʵÏÖ´ËÄ¿µÄ£º
Set-Service -StartupType Disabled VeeamEnterpriseManagerSvc
Set-Service -StartupType Disabled VeeamRESTSvc
Stop-Service VeeamEnterpriseManagerSvc
Stop-Service VeeamRESTSvc
2.ÈôÊÇ Veeam Backup Enterprise Manager ×°ÖÃÔÚרÓ÷þÎñÆ÷ÉÏ£¬Veeam Backup Enterprise Manager ¿ÉÒÔÉý¼¶µ½°æ±¾ 12.1.2.172£¬¶øÎÞÐèÁ¬Ã¦Éý¼¶ Veeam Backup & Replication¡£Veeam Backup Enterprise Manager¼æÈÝÖÎÀíÔËÐÐ Veeam Backup Enterprise Manager ¾É°æ±¾µÄ Veeam Backup & Replication ·þÎñÆ÷¡£
3. ÈôÊDz»Ê¹ÓÃVeeam Backup Enterprise Manager£¬¿É½«ÆäжÔØ¡£
3.3 ͨÓý¨Òé
l °´ÆÚ¸üÐÂϵͳ²¹¶¡£¬ïÔÌϵͳÎó²î£¬ÌáÉý·þÎñÆ÷µÄÇå¾²ÐÔ¡£
l ÔöǿϵͳºÍÍøÂçµÄ»á¼û¿ØÖÆ£¬Ð޸ķÀ»ðǽսÂÔ£¬¹Ø±Õ·ÇÐëÒªµÄÓ¦Óö˿ڻò·þÎñ£¬ïÔ̽«Î£ÏÕ·þÎñ£¨ÈçSSH¡¢RDPµÈ£©Ì»Â¶µ½¹«Íø£¬ïÔ̹¥»÷Ãæ¡£
l ʹÓÃÆóÒµ¼¶Çå¾²²úÆ·£¬ÌáÉýÆóÒµµÄÍøÂçÇå¾²ÐÔÄÜ¡£
l ÔöǿϵͳÓû§ºÍȨÏÞÖÎÀí£¬ÆôÓöàÒòËØÈÏÖ¤»úÖƺÍ×îСȨÏÞÔÔò£¬Óû§ºÍÈí¼þȨÏÞÓ¦¼á³ÖÔÚ×îµÍÏ޶ȡ£
l ÆôÓÃÇ¿ÃÜÂëÕ½ÂÔ²¢ÉèÖÃΪ°´ÆÚÐ޸ġ£
3.4 ²Î¿¼Á´½Ó
https://www.veeam.com/kb4581
https://summoning.team/blog/veeam-enterprise-manager-cve-2024-29849-auth-bypass/
ËÄ¡¢°æ±¾ÐÅÏ¢
°æ±¾ | ÈÕÆÚ | ±¸×¢ |
V1.0 | 2024-06-11 | Ê×´ÎÐû²¼ |
Îå¡¢¸½Â¼
5.1 ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍø¼ò½é
ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍø½¨ÉèÓÚ1996Ä꣬ÊÇÓÉÁôÃÀ²©Ê¿ÑÏÍû¼ÑŮʿ½¨ÉèµÄ¡¢ÓµÓÐÍêÈ«×ÔÖ÷֪ʶ²úȨµÄÐÅÏ¢Çå¾²¸ß¿Æ¼¼ÆóÒµ¡£ÊǺ£ÄÚ×î¾ßʵÁ¦µÄÐÅÏ¢Çå¾²²úÆ·¡¢Çå¾²·þÎñ½â¾ö¼Æ»®µÄÁ캽ÆóÒµÖ®Ò»¡£
¹«Ë¾×ܲ¿Î»ÓÚ±±¾©ÊÐÖйشåÈí¼þÔ°ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍø´óÏ㬹«Ë¾Ô±¹¤6000ÓàÈË£¬Ñз¢ÍŶÓ1200ÓàÈË, ÊÖÒÕ·þÎñÍŶÓ1300ÓàÈË¡£ÔÚÌìϸ÷Ê¡¡¢ÊС¢×ÔÖÎÇøÉèÁ¢·ÖÖ§»ú¹¹ÁùÊ®¶à¸ö£¬ÓµÓÐÁýÕÖÌìϵÄÏúÊÛϵͳ¡¢ÇþµÀϵͳºÍÊÖÒÕÖ§³Öϵͳ¡£¹«Ë¾ÓÚ2010Äê6ÔÂ23ÈÕÔÚÉîÛÚÖÐС°å¹ÒÅÆÉÏÊС££¨¹ÉƱ´úÂ룺002439£©
¶àÄêÀ´£¬ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍøÖÂÁ¦ÓÚÌṩ¾ßÓйú¼Ê¾ºÕùÁ¦µÄ×ÔÖ÷Á¢ÒìµÄÇå¾²²úÆ·ºÍ×î¼Ñʵ¼ù·þÎñ£¬×ÊÖú¿Í»§ÖÜÈ«ÌáÉýÆäIT»ù´¡ÉèÊ©µÄÇå¾²ÐÔºÍÉú²úЧÄÜ£¬Îª´òÔìºÍÌáÉý¹ú¼Ê»¯µÄÃñ×åÐÅÏ¢Çå¾²¹¤ÒµÁì¾üÆ·Åƶø²»Ð¸Æ𾢡£
5.2 ¹ØÓÚÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍø
ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍøÇå¾²Ó¦¼±ÏìÓ¦ÖÐÐÄÒÑÐû²¼1000¶à¸öÎó²îͨ¸æºÍΣº¦Ô¤¾¯£¬ÎÒÃǽ«Ò»Á¬¸ú×ÙÈ«Çò×îеÄÍøÂçÇå¾²ÊÂÎñºÍÎó²î£¬ÎªÆóÒµµÄÐÅÏ¢Çå¾²±£¼Ý»¤º½¡£
¹Ø×¢ÎÒÃÇ£º