¡¾Îó²îͨ¸æ¡¿Ivanti Connect Secure·þÎñÆ÷¶ËÇëÇóαÔìÎó²î£¨CVE-2024-21893£©
Ðû²¼Ê±¼ä 2024-02-01
Ò»¡¢Îó²î¸ÅÊö
Îó²îÃû³Æ | Ivanti Connect Secure·þÎñÆ÷¶ËÇëÇóαÔìÎó²î | ||
CVE ID | CVE-2024-21893 | ||
Îó²îÀàÐÍ | SSRF | ·¢Ã÷ʱ¼ä | 2024-02-01 |
Îó²îÆÀ·Ö | 8.2 | Îó²îÆ·¼¶ | ¸ßΣ |
¹¥»÷ÏòÁ¿ | ÍøÂç | ËùÐèȨÏÞ | ÎÞ |
ʹÓÃÄÑ¶È | µÍ | Óû§½»»¥ | ÎÞ |
PoC/EXP | δ¹ûÕæ | ÔÚҰʹÓà | ÒÑ·¢Ã÷ |
Ivanti Connect Secure£¨ICS£©ÊÇÒ»ÖÖSSL VPN ½â¾ö¼Æ»®£¬ËüÔÊÐíÔ¶³ÌºÍÒƶ¯Óû§´ÓÈκÎÖ§³ÖÍøÂçµÄ×°±¸»á¼û¹«Ë¾×ÊÔ´£»Ivanti Policy Secure£¨IPS£©ÊÇÒ»ÖÖÍøÂç»á¼û¿ØÖÆ (NAC) ½â¾ö¼Æ»®£¬¿ÉΪÊÚȨºÍÇå¾²µÄÓû§ºÍ×°±¸Ìṩ»á¼ûȨÏÞ£»Ivanti Neurons for ZTA ÊÇÒ»ÖÖSaaS ½»¸¶µÄÁãÐÅÍÐÍøÂç»á¿´·¨¾ö¼Æ»®£¬¿ÉΪ×éÖ¯µÄÓ¦ÓóÌÐò»ù´¡ÉèÊ©ÌṩÍêÈ«ÍйܵÄÁãÐÅÍÐÉí·ÝÑéÖ¤ºÍ»á¼û¿ØÖÆ¡£
2024Äê2ÔÂ1ÈÕ£¬ÓÅ·¢¹ú¼ÊÍøÕ¾¹ÙÍøVSRC¼à²âµ½Ivanti¶à¿î²úÆ·Öб£´æÒ»¸ö·þÎñÆ÷¶ËÇëÇóαÔìÎó²î£¨CVE-2024-21893£©£¬ÆäCVSSÆÀ·ÖΪ8.2£¬ÏÖÔÚ¸ÃÎó²îÒÑ·¢Ã÷±»Ê¹Óá£
ÓÉÓÚIvanti Connect Secure¡¢Ivanti Policy SecureºÍ Ivanti Neurons for ZTA µÄ SAML ×é¼þÖб£´æ·þÎñÆ÷¶ËÇëÇóαÔìÎó²î£¬¿ÉÄܵ¼ÖÂÍþвÕßÔÚδ¾Éí·ÝÑéÖ¤µÄÇéÐÎÏ»á¼ûÒ×Êܹ¥»÷Éè±¹ØÁ¬ÄÊÜÏÞ×ÊÔ´¡£
±ðµÄ£¬Ivanti Connect SecureºÍ Ivanti Policy SecureµÄ Web ×é¼þ»¹Öб£´æÒ»¸öȨÏÞÌáÉýÎó²î£¨CVE-2024-21888£¬CVSSÆÀ·Ö8.8£©£¬µÍȨÏÞÓû§¿ÉʹÓøÃÎó²î½«È¨ÏÞÌáÉýÖÁÖÎÀíԱȨÏÞ¡£
¶þ¡¢Ó°Ïì¹æÄ£
Ivanti Connect Secure 9.x¡¢22.x
Ivanti Policy Secure 9.x¡¢22.x
Ivanti Neurons for ZTA
Èý¡¢Çå¾²²½·¥
3.1 Éý¼¶°æ±¾
ÏÖÔÚIvanti ÒѾÐû²¼ÁËÊÊÓÃÓÚ Ivanti Connect Secure°æ±¾ 9.1R14.4¡¢9.1R17.2¡¢9.1R18.3¡¢22.4R2.2 ¡¢22.5R1.1ºÍ ZTA °æ±¾ 22.6 R1.3µÄ²¹¶¡£¬ÊÜÓ°ÏìÓû§¿ÉÉý¼¶µ½×îа汾¡£
ÏÂÔØÁ´½Ó£º
https://www.ivanti.com/products/connect-secure-vpn
3.2 ÔÝʱ²½·¥
ÈôÊDz»¿ÉʵʱӦÓò¹¶¡£¬ÊÜÓ°ÏìÓû§¿Éͨ¹ýÏÂÔØÃÅ»§µ¼Èë Mitigation.release.20240126.5.xml ÎļþÀ´»º½âCVE-2023-46805¡¢CVE-2024-21887¡¢CVE-2024-21888 ºÍ CVE-2024-21893 Îó²î¡£ÏêÇé¿É²Î¿¼£º
https://forums.ivanti.com/s/article/KB-CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways
ÈôÊÇÓû§ÒÑÓ¦Óò¹¶¡£¬ÔòÎÞÐèÓ¦Óûº½â²½·¥¡£ÈôÊÇÔÚ´ò²¹¶¡Ç°Ó¦ÓÃÁË»º½â²½·¥£¬Ôò¿ÉÒÔÔÚ´ò²¹¶¡ºó½«Æäɾ³ý¡£
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://forums.ivanti.com/s/article/CVE-2024-21888-Privilege-Escalation-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure
https://nvd.nist.gov/vuln/detail/CVE-2024-21893
ËÄ¡¢°æ±¾ÐÅÏ¢
°æ±¾ | ÈÕÆÚ | ±¸×¢ |
V1.0 | 2024-02-01 | 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