YAPIÔ¶³Ì´úÂëÖ´ÐÐ0 day©¶´
Ðû²¼Ê±¼ä 2021-07-090x00 ©¶´¸ÅÊö
CVE ID | ʱ ¼ä | 2021-07-09 | |
Àà ÐÍ | RCE | µÈ ¼¶ | ¸ßΣ |
Ô¶³ÌÀûÓà | ÊÇ | Ó°Ï췶Χ | ËùÓа汾 |
¹¥»÷ÅÓ´ó¶È | ¿ÉÓÃÐÔ | ¸ß | |
Óû§½»»¥ | ËùÐèȨÏÞ | ||
PoC/EXP | ÔÚÒ°ÀûÓÃ | ÊÇ |
0x01 ©¶´ÏêÇé
YAPI ÊÇÒ»¸ö¸ßЧ¡¢Ò×Óᢹ¦Ð§Ç¿´óµÄAPI¹ÜÀíÆ½Ì¨£¬Ö¼ÔÚΪ¿ª·¢¡¢²úÎï¡¢²âÊÔÈËÔ±Ìṩ¸üÓÅÑŵĽӿڹÜÀí·þÎñ¡£
2021Äê7ÔÂ8ÈÕ£¬YAPI±»Åû¶´æÔÚÒ»¸öÔ¶³Ì´úÂëÖ´ÐÐ0 day©¶´¡£ÓÉÓÚmock½Å±¾×Ô½ç˵·þÎñ¶ÔJS½Å±¾¹ýÂ˲»ÑÏ£¬µ¼ÖÂÓû§¿ÉÒÔÌí¼ÓÇëÇó´¦Öýű¾£¬²¢Ôڽű¾ÖÐÖ²Èë¶ñÒâÃüÁ×îÖÕÔì³ÉÔ¶³ÌÃüÁîÖ´ÐС£Ä¿Ç°¸Ã©¶´Òѱ»½©Ê¬ÍøÂçºÍľÂí´ó¹æÄ£ÀûÓá£
0x02 ´¦Öý¨Òé
Ŀǰ´Ë©¶´ÔÝÎÞ²¹¶¡¡£½¨ÒéÆÚ´ý¹Ù·½Ðû²¼²¹¶¡£¬²¢Ó¦ÓÃÒÔÏ»º½â´ëÊ©£º
l ¹Ø±ÕYAPIÓû§×¢²á¹¦Ð§£»
l ɾ³ýÒÑ×¢²áµÄ¶ñÒâÕË»§£»
l ɾ³ý¶ñÒâmock½Å±¾£»
l »Ø¹ö·þÎñÆ÷¿ìÕÕ¡£
ÏÂÔØÁ´½Ó£º
https://github.com/YMFE/yapi
0x03 ²Î¿¼Á´½Ó
https://github.com/YMFE/yapi/issues/2229
https://github.com/YMFE/yapi
https://s.tencent.com/research/report/76
0x04 ʱ¼äÏß
2021-07-08 ©¶´Åû¶
2021-07-09 VSRCÐû²¼Äþ¾²Í¨¸æ
0x05 ¸½Â¼
CVSSÆÀ·Ö³ß¶È¹ÙÍø£ºhttp://www.first.org/cvss/