¡¾Îó²îͨ¸æ¡¿Mitmproxy HTTP ÇëÇó×ß˽Îó²î£¨CVE-2022-24766£©

Ðû²¼Ê±¼ä 2022-03-31


0x00 Îó²î¸ÅÊö

CVE   ID

CVE-2022-24766

ʱ    ¼ä

2022-03-21

Àà    ÐÍ

HTTP ÇëÇó×ß˽

µÈ    ¼¶

¸ßΣ

Ô¶³ÌʹÓÃ

ÊÇ

Ó°Ïì¹æÄ£


¹¥»÷ÖØÆ¯ºó

µÍ

Óû§½»»¥

ÎÞ

PoC/EXP


ÔÚҰʹÓÃ


 

0x01 Îó²îÏêÇé

mitmproxyÊÇÒ»¸ö½»»¥Ê½µÄ¡¢Ö§³Ö SSL/TLS µÄ×èµ²ÊðÀí£¬£¬£¬´øÓÐ HTTP/1¡¢HTTP/2 ºÍ WebSockets µÄ¿ØÖÆÌ¨½çÃæ¡£¡£¡£¡£¡£

3ÔÂ21ÈÕ£¬£¬£¬mitmproxyÏîÄ¿Ðû²¼Í¨¸æ£¬£¬£¬ÐÞ¸´ÁËmitmproxyÖеÄÒ»¸öHTTP ÇëÇó×ß˽Îó²î£¨CVE-2022-24766£©£¬£¬£¬¸ÃÎó²îµÄCVSSÆÀ·ÖΪ9.8¡£¡£¡£¡£¡£

ÔÚ mitmproxy 7.0.4 ¼°Ö®Ç°µÄ°æ±¾ÖУ¬£¬£¬ÓÉÓÚ¶Ô HTTP ÇëÇó×ß˽µÄ±£»£»£» £»£»£»¤È±·¦£¬£¬£¬¶ñÒâ¿Í»§¶Ë»òЧÀÍÆ÷Äܹ»Í¨¹ý mitmproxy Ö´ÐÐ HTTP ÇëÇó×ß˽¹¥»÷¡£¡£¡£¡£¡£ÕâÒâζ×ŶñÒâ¿Í»§¶Ë/ЧÀÍÆ÷¿ÉÒÔͨ¹ý mitmproxy ½«ÇëÇó/ÏìÓ¦×÷ΪÁíÒ»¸öÇëÇó/ÏìÓ¦µÄ HTTP ÐÂÎÅÌåµÄÒ»²¿·Ö×ß˽¡£¡£¡£¡£¡£ËäÈ» mitmproxy Ö»»á¿´µ½Ò»¸öÇëÇ󣬣¬£¬µ«Ä¿µÄЧÀÍÆ÷»á¿´µ½¶à¸öÇëÇ󡣡£¡£¡£¡£×ß˽µÄÇëÇóÈÔ»á×÷ΪÁíÒ»¸öÇëÇóÕýÎĵÄÒ»²¿·Ö±»²¶»ñ£¬£¬£¬µ«Ëü²»»á·ºÆðÔÚÇëÇóÁбíÖУ¬£¬£¬Ò²²»»áͨ¹ýͨ³£µÄ mitmproxy ÊÂÎñ¹Ò¹³£¬£¬£¬Óû§¿ÉÄÜÒѾ­ÊµÑéÁË×Ô½ç˵»á¼û¿ØÖƼì²é»òÊäÈëÕûÀí¡£¡£¡£¡£¡£

¸ÃÎó²îͨ³£»£»£» £»£»£»áÓ°ÏìʹÓÃmitmproxyÀ´±£»£»£» £»£»£»¤ HTTP/1 ЧÀ굀 mitmproxy Óû§£¬£¬£¬HTTP/2 ²»ÊÜÓ°Ïì¡£¡£¡£¡£¡£ËäÈ»¸ÃÎó²îµÄCVSSÆÀ·ÖΪ9.8£¬£¬£¬µ«ÏîĿά»¤Ö°Ô±ÌåÏÖʹÓôËÎó²î²¢½ûÖ¹Òס£¡£¡£¡£¡£


Ó°Ïì¹æÄ£

mitmproxy <=7.0.4

 

0x02 Çå¾²½¨Òé

ÏÖÔÚ´ËÎó²îÒѾ­ÐÞ¸´£¬£¬£¬ÊÜÓ°ÏìÓû§¿ÉÒÔÉý¼¶¸üе½mitmproxy 8.0.0 »ò¸ü¸ß°æ±¾¡£¡£¡£¡£¡£

ÏÂÔØÁ´½Ó£º

https://github.com/mitmproxy/mitmproxy/releases/tag/v8.0.0

 

0x03 ²Î¿¼Á´½Ó

https://github.com/mitmproxy/mitmproxy/security/advisories/GHSA-gcx2-gvj7-pxv3

https://nvd.nist.gov/vuln/detail/CVE-2022-24766

https://latesthackingnews.com/2022/03/30/a-mitmproxy-vulnerability-could-allow-http-request-smuggling-attacks/


0x04 °æ±¾ÐÅÏ¢

°æ±¾

ÈÕÆÚ

ÐÞ¸ÄÄÚÈÝ

V1.0

2022-03-31

Ê×´ÎÐû²¼

 

0x05 ¸½Â¼

ÈËÉú¾ÍÊDz©¼ò½é

ÈËÉú¾ÍÊDz©¹«Ë¾½¨ÉèÓÚ1996Ä꣬£¬£¬²¢ÓÚ2010Äê6ÔÂ23ÈÕÔÚÉî½»ËùÖÐС°åÕýʽ¹ÒÅÆÉÏÊУ¬£¬£¬ÊǺ£ÄÚ¼«¾ßʵÁ¦µÄ¡¢ÓµÓÐÍêÈ«×ÔÖ÷֪ʶ²úȨµÄÍøÂçÇå¾²²úÆ·¡¢¿ÉÐÅÇå¾²ÖÎÀíÆ½Ì¨¡¢Ç徲ЧÀÍÓë½â¾ö¼Æ»®µÄ×ÛºÏÌṩÉÌ¡£¡£¡£¡£¡£

¹«Ë¾×ܲ¿Î»ÓÚ±±¾©ÊÐÖйشåÈí¼þÔ°£¬£¬£¬ÔÚÌìϸ÷Ê¡¡¢ÊС¢×ÔÖÎÇøÉèÓзÖÖ§»ú¹¹£¬£¬£¬ÓµÓÐÁýÕÖÌìϵÄÇþµÀϵͳºÍÊÖÒÕÖ§³ÖÖÐÐÄ£¬£¬£¬²¢ÔÚ±±¾©¡¢ÉϺ£¡¢³É¶¼¡¢¹ãÖÝ¡¢³¤É³¡¢º¼ÖÝµÈ¶àµØÉèÓÐÑз¢ÖÐÐÄ¡£¡£¡£¡£¡£

¶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