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CVE ID | CVE-2023-37895 | ·¢Ã÷ʱ¼ä | 2023-07-26 |
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PoC/EXP | ÒѹûÕæ | ÔÚҰʹÓà | δ·¢Ã÷ |
Apache JackrabbitÊÇÒ»¸öǿʢµÄ¿ªÔ´ÄÚÈÝ´æ´¢¿â£¬£¬£¬£¬ÊµÏÖÁËJavaµÄÄÚÈÝ´æ´¢¿â¹æ·¶£¨JSR-170ºÍJSR-283£©¡£¡£¡£
7ÔÂ26ÈÕ£¬£¬£¬£¬ÄϹ¬NGÓéÀÖVSRC¼à²âµ½Apache JackrabbitÖÐÐÞ¸´ÁËÒ»¸öÔ¶³Ì´úÂëÖ´ÐÐÎó²î£¨CVE-2023-37895£©¡£¡£¡£
Apache Jackrabbit webapp/standalone¶à¸ö°æ±¾Öб£´æJava ¹¤¾ß·´ÐòÁл¯Îó²î£¬£¬£¬£¬ÓÉÓÚʹÓõÄcommons-beanutils ×é¼þÖб£´æÒ»¸ö¿Éͨ¹ý RMI Ô¶³ÌÖ´ÐдúÂëµÄÀ࣬£¬£¬£¬¿Éͨ¹ý½á¹¹¶ñÒâÐòÁл¯Êý¾Ý£¬£¬£¬£¬²¢·¢Ë͵½Ä¿µÄϵͳÉ쵀 RMI ЧÀͶ˿ڣ¨Ä¬ÒÔΪ1099¶Ë¿Ú£©»ò·¢Ë͵½RMI-over-HTTP·¾¶£¨Ä¬ÈÏʹÓ÷¾¶¡°/rmi¡±£©£¬£¬£¬£¬µ±Ä¿µÄϵͳ·´ÐòÁл¯¸ÃÊý¾Ýʱ¿ÉÄܵ¼ÖÂÔ¶³Ì´úÂëÖ´ÐС£¡£¡£
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Apache Jackrabbit Webapp (jackrabbit-webapp) 2.21.0 < 2.21.18
Apache Jackrabbit Webapp (jackrabbit-webapp) 1.0.0 < 2.20.11
Apache Jackrabbit Standalone (jackrabbit-standalone ºÍ jackrabbit-standalone-components) 2.21.0 < 2.21.18
Apache Jackrabbit Standalone (jackrabbit-standalone ºÍ jackrabbit-standalone-components) 1.0.0 < 2.20.11
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3.1 Éý¼¶°æ±¾
ÏÖÔÚ¸ÃÎó²îÒѾÐÞ¸´£¬£¬£¬£¬Jackrabbit standalone(-components) ºÍ webappÓû§¿É¸üе½2.20.11£¨Îȹ̣©»ò 2.21.18£¬£¬£¬£¬ÈçÏ£º
Apache Jackrabbit Webapp (jackrabbit-webapp) 2.21.0 >= 2.21.18
Apache Jackrabbit Webapp (jackrabbit-webapp) 1.0.0 >= 2.20.11
Apache Jackrabbit Standalone (jackrabbit-standalone ºÍ jackrabbit-standalone-components) 2.21.0 >= 2.21.18
Apache Jackrabbit Standalone (jackrabbit-standalone ºÍ jackrabbit-standalone-components) 1.0.0 >= 2.20.11
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https://jackrabbit.apache.org/jcr/downloads.html#apache-jackrabbit-2-21-18-july-24th-2023
3.2 ÔÝʱ²½·¥
ÈôÊÇÆôÓà RMI£¬£¬£¬£¬Î´ÐÞ¸´µÄ×é¼þºÜÈÝÒ×Êܵ½RCE¹¥»÷£¬£¬£¬£¬¿ÉÒÔͨ¹ý¹Ø±ÕRMIÖ§³ÖÀ´»º½â¸ÃÎó²î¡£¡£¡£
ĬÈÏÇéÐÎÏÂJackrabbit webapp/standalone ÖÐÆôÓÃRMIÖ§³Ö£¬£¬£¬£¬ÍâµØ RMI ÐÒéĬÈÏʹÓö˿Ú1099£¬£¬£¬£¬Òª¼ì²é¶Ë¿ÚÊÇ·ñÆôÓ㬣¬£¬£¬¿ÉÒÔʹÓà "netstat "µÈ¹¤¾ß¡£¡£¡£Jackrabbit ÖÐµÄ RMI-over-HTTP ĬÈÏÇéÐÎÏÂʹÓ÷¾¶¡°/rmi¡±¡£¡£¡£Òò´Ë£¬£¬£¬£¬µ±ÔÚ¶Ë¿Ú 8080 ÉÏ×ÔÁ¦ÔËÐÐʱ£¬£¬£¬£¬Çë¼ì²é localhost:8080/rmi É쵀 HTTP GET ÇëÇóÊÇ·ñ·µ»Ø 404£¨Î´ÆôÓã©»ò 200£¨ÆôÓã©¡£¡£¡£×¢ÖØ£¬£¬£¬£¬HTTP ·¾¶¿ÉÄÜ»áÒò°²ÅŶøÓÐËù²î±ð¡£¡£¡£¸ü¶àÏêÇé¿É²Î¿¼£º
https://lists.apache.org/thread/j03b3qdhborc2jrhdc4d765d3jkh8bfw
3.3 ͨÓý¨Òé
l °´ÆÚ¸üÐÂϵͳ²¹¶¡£¡£¡£¬£¬£¬£¬ïÔÌϵͳÎó²î£¬£¬£¬£¬ÌáÉýЧÀÍÆ÷µÄÇå¾²ÐÔ¡£¡£¡£
l ÔöǿϵͳºÍÍøÂçµÄ»á¼û¿ØÖÆ£¬£¬£¬£¬Ð޸ķÀ»ðǽսÂÔ£¬£¬£¬£¬¹Ø±Õ·ÇÐëÒªµÄÓ¦Óö˿ڻòЧÀÍ£¬£¬£¬£¬ïÔ̽«Î£ÏÕЧÀÍ£¨ÈçSSH¡¢RDPµÈ£©Ì»Â¶µ½¹«Íø£¬£¬£¬£¬ïÔ̹¥»÷Ãæ¡£¡£¡£
l ʹÓÃÆóÒµ¼¶Çå¾²²úÆ·£¬£¬£¬£¬ÌáÉýÆóÒµµÄÍøÂçÇå¾²ÐÔÄÜ¡£¡£¡£
l ÔöǿϵͳÓû§ºÍȨÏÞÖÎÀí£¬£¬£¬£¬ÆôÓöàÒòËØÈÏÖ¤»úÖÆºÍ×îСȨÏÞÔÔò£¬£¬£¬£¬Óû§ºÍÈí¼þȨÏÞÓ¦¼á³ÖÔÚ×îµÍÏÞ¶È¡£¡£¡£
l ÆôÓÃÇ¿ÃÜÂëÕ½ÂÔ²¢ÉèÖÃΪ°´ÆÚÐ޸ġ£¡£¡£
3.4 ²Î¿¼Á´½Ó
https://lists.apache.org/thread/j03b3qdhborc2jrhdc4d765d3jkh8bfw
https://jackrabbit.apache.org/jcr/index.html
https://securityonline.info/cve-2023-37895-a-critical-remote-code-execution-in-apache-jackrabbit/
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V1.0 | 2023-07-28 | Ê×´ÎÐû²¼ |
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