¡¾Îó²îͨ¸æ¡¿Apache Flume JNDI×¢ÈëÎó²î£¨CVE-2022-34916£©

Ðû²¼Ê±¼ä 2022-08-22

0x00 Îó²î¸ÅÊö

CVE   ID

CVE-2022-34916

·¢Ã÷ʱ¼ä

2022-08-21

Àà    ÐÍ

×¢Èë

µÈ    ¼¶

¸ßΣ

Ô¶³ÌʹÓÃ

ÊÇ

Ó°Ïì¹æÄ£


¹¥»÷ÖØÆ¯ºó


Óû§½»»¥


PoC/EXP


ÔÚҰʹÓÃ


 

0x01 Îó²îÏêÇé

Apache Flume ÊÇÒ»ÖÖÂþÑÜʽ¡¢¿É¿¿ÇÒ¿ÉÓõÄЧÀÍ£¬£¬£¬£¬£¬ÓÃÓÚ¸ßÐ§ÍøÂç¡¢¾ÛºÏºÍÒÆ¶¯´ó×ÚÈÕÖ¾Êý¾Ý¡£¡£¡£

8ÔÂ21ÈÕ£¬£¬£¬£¬£¬ApacheÐû²¼Ç徲ͨ¸æ£¬£¬£¬£¬£¬ÐÞ¸´ÁËApache FlumeÖÐÒ»¸ö¿Éµ¼ÖÂÔ¶³Ì´úÂëÖ´ÐеÄJNDI×¢ÈëÎó²î£¨CVE-2022-34916£©¡£¡£¡£

ÓÉÓÚJMSMessageConsumerÖеIJ»×¼È·ÊäÈëÑéÖ¤£¬£¬£¬£¬£¬¿ÉÄܵ¼ÖÂJNDI×¢Èë¡£¡£¡£µ±¿ØÖÆÄ¿µÄLDAPЧÀÍÆ÷ʱ£¬£¬£¬£¬£¬ÇÒÉèÖÃʹÓôøÓÐJNDI LDAPÊý¾ÝÔ´URIµÄJMSÔ´£¬£¬£¬£¬£¬ÔòApache Flume°æ±¾1.4.0µ½1.10.0ÖÐÈÝÒ×Êܵ½Ô¶³Ì´úÂëÖ´ÐУ¨RCE£©¹¥»÷¡£¡£¡£

 

Ó°Ïì¹æÄ£

1.4.0 <= Apache Flume °æ±¾ <= 1.10.0

 

0x02 Çå¾²½¨Òé

ÏÖÔÚ´ËÎó²îÒѾ­ÐÞ¸´£¬£¬£¬£¬£¬ÊÜÓ°ÏìÓû§¿ÉÉý¼¶µ½Apache Flume 1.10.1 »ò¸ü¸ß°æ±¾¡£¡£¡£

ÏÂÔØÁ´½Ó£º

https://flume.apache.org/download.html

×¢£º¿ÉÒÔͨ¹ý½«JNDIÏÞÖÆÎª½öÔÊÐíʹÓÃjavaЭÒé»ò²»ÔÊÐíʹÓÃЭÒéÀ´ÐÞ¸´´ËÎó²î¡£¡£¡£

 

0x03 ²Î¿¼Á´½Ó

https://www.mail-archive.com/announce@apache.org/msg07520.html

https://flume.apache.org/releases/1.10.1.html

 

0x04 °æ±¾ÐÅÏ¢

°æ±¾

ÈÕÆÚ

ÐÞ¸ÄÄÚÈÝ

V1.0

2022-08-22

Ê×´ÎÐû²¼

 

0x05 ¸½Â¼

ÈËÉú¾ÍÊDz©¼ò½é

ÈËÉú¾ÍÊDz©½¨ÉèÓÚ1996Ä꣬£¬£¬£¬£¬ÊÇÓÉÁôÃÀ²©Ê¿ÑÏÍû¼ÑŮʿ½¨ÉèµÄ¡¢ÓµÓÐÍêÈ«×ÔÖ÷֪ʶ²úȨµÄÐÅÏ¢Çå¾²¸ß¿Æ¼¼ÆóÒµ¡£¡£¡£ÊǺ£ÄÚ×î¾ßʵÁ¦µÄÐÅÏ¢Çå¾²²úÆ·¡¢Ç徲ЧÀͽâ¾ö¼Æ»®µÄÁ캽ÆóÒµÖ®Ò»¡£¡£¡£

¹«Ë¾×ܲ¿Î»ÓÚ±±¾©ÊÐÖйشåÈí¼þÔ°ÈËÉú¾ÍÊDz©´óÏ㬣¬£¬£¬£¬¹«Ë¾Ô±¹¤½ü4000ÈË£¬£¬£¬£¬£¬Ñз¢ÍŶÓ1200ÓàÈË, ÊÖÒÕЧÀÍÍŶÓ1300ÓàÈË¡£¡£¡£ÔÚÌìϸ÷Ê¡¡¢ÊС¢×ÔÖÎÇøÉèÁ¢·ÖÖ§»ú¹¹ÁùÊ®¶à¸ö£¬£¬£¬£¬£¬ÓµÓÐÁýÕÖÌìϵÄÏúÊÛϵͳ¡¢ÇþµÀϵͳºÍÊÖÒÕÖ§³Öϵͳ¡£¡£¡£¹«Ë¾ÓÚ2010Äê6ÔÂ23ÈÕÔÚÉîÛÚÖÐС°å¹ÒÅÆÉÏÊС£¡£¡££¨¹ÉƱ´úÂ룺002439£©

¶àÄêÀ´£¬£¬£¬£¬£¬ÈËÉú¾ÍÊDz©ÖÂÁ¦ÓÚÌṩ¾ßÓйú¼Ê¾ºÕùÁ¦µÄ×ÔÖ÷Á¢ÒìµÄÇå¾²²úÆ·ºÍ×î¼Ñʵ¼ùЧÀÍ£¬£¬£¬£¬£¬×ÊÖú¿Í»§ÖÜÈ«ÌáÉýÆäIT»ù´¡ÉèÊ©µÄÇå¾²ÐÔºÍÉú²úЧÄÜ£¬£¬£¬£¬£¬Îª´òÔìºÍÌáÉý¹ú¼Ê»¯µÄÃñ×åÐÅÏ¢Çå¾²¹¤ÒµÁì¾üÆ·ÅÆ¶ø²»Ð¸Æð¾¢¡£¡£¡£

 

¹ØÓÚÈËÉú¾ÍÊDz©

ÈËÉú¾ÍÊDz©Çå¾²Ó¦¼±ÏìÓ¦ÖÐÐÄÖ÷ÒªÕë¶ÔÖ÷ÒªÇå¾²Îó²îµÄÔ¤¾¯¡¢¸ú×ٺͷÖÏíÈ«Çò×îеÄÍþвÇ鱨ºÍÇå¾²±¨¸æ¡£¡£¡£

¹Ø×¢ÒÔϹ«Öںţ¬£¬£¬£¬£¬»ñȡȫÇò×îÐÂÇå¾²×ÊѶ£º

image.png