¡¾·ì϶¹«¸æ¡¿GitLabÔ¶³Ì´úÂëÖ´Ðзì϶£¨CVE-2022-2884£©

°ä²¼¹¦·ò 2022-08-23

0x00 ·ì϶¸ÅÊö

CVE   ID

CVE-2022-2884

·¢ÏÖ¹¦·ò

2022-08-23

Àà    ÐÍ

RCE

µÈ    ¼¶

¸ßΣ

Ô¶³ÌÀûÓÃ

ÊÇ

Ó°ÏìÁìÓò


¹¥»÷¸´ÔÓ¶È

µÍ

Óû§½»»¥

ÎÞ

PoC/EXP


ÔÚÒ°ÀûÓÃ


 

0x01 ·ì϶ÏêÇé

GitLabÊÇÒ»¸öÓÃÓÚ²Ö¿âÖÎÀíϵͳµÄ¿ªÔ´ÏîÄ¿£¬ÆäʹÓÃGit×÷Ϊ´úÂëÖÎÀí¹¤¾ß£¬¿Éͨ¹ýWeb½çÃæ½Ó¼û¹«¿ª»ò¸öÈËÏîÄ¿¡£

8ÔÂ22ÈÕ£¬GitLab°ä²¼°²È«²¼¸æ£¬½¨¸´ÁËGitLabÉçÇø°æ£¨CE£©ºÍÆóÒµ°æ£¨EE£©ÖеÄÒ»¸öÔ¶³Ì´úÂëÖ´Ðзì϶£¨CVE-2022-2884£©£¬¸Ã·ì϶µÄCVSSÆÀ·ÖΪ9.9£¬ÔÊÐí¾­¹ýÉí·ÝÑéÖ¤µÄÓû§Í¨¹ýGitHub API¶Ëµãµ¼ÈëÔ¶³ÌÖ´ÐдúÂë¡£

 

Ó°ÏìÁìÓò

11.3.4 <= GitLab CE/EE < 15.1.5

15.2 <= GitLab CE/EE < 15.2.3

15.3 <= GitLab CE/EE < 15.3.1

 

0x02 °²È«½¨Òé

Ŀǰ´Ë·ì϶ÒѾ­½¨¸´£¬ÊÜÓ°ÏìÓû§¿ÉÉý¼¶µ½GitLab 15.3.1¡¢15.2.3¡¢15.1.5»ò¸ü¸ß°æ±¾¡£

ÏÂÔØÁ´½Ó£º

https://about.gitlab.com/update/

 

0x03 ²Î¿¼Á´½Ó

https://about.gitlab.com/releases/2022/08/22/critical-security-release-gitlab-15-3-1-released/

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2884

 

0x04 °æ±¾ÐÅÏ¢

°æ±¾

ÈÕÆÚ

Åú¸ÄÄÚÈÝ

V1.0

2022-08-23

³õ´Î°ä²¼

 

 

0x05 ¸½Â¼

GA»Æ½ð¼×¼ò½é

GA»Æ½ð¼×³ÉÁ¢ÓÚ1996Ä꣬ÊÇÓÉÁôÃÀ²©Ê¿ÑÏÍû¼ÑŮʿ´´½¨µÄ¡¢Õ¼ÓÐÆëÈ«×ÔÖ÷֪ʶ²úȨµÄÐÅÏ¢°²È«¸ß¿Æ¼¼ÆóÒµ¡£ÊǹúÄÚ×î¾ßʵÁ¦µÄÐÅÏ¢°²È«²úÆ·¡¢°²È«·þÎñ½â¾ö¹æ»®µÄÁ캽ÆóÒµÖ®Ò»¡£

¹«Ë¾×ܲ¿Î»ÓÚ±±¾©ÊÐÖйشåÈí¼þÔ°GA»Æ½ð¼×´óÏ㬹«Ë¾Ô±¹¤½ü4000ÈË£¬Ñз¢ÍŶÓ1200ÓàÈË, ¼¼Êõ·þÎñÍŶÓ1300ÓàÈË¡£ÔÚÈ«¹ú¸÷Ê¡¡¢ÊÓ×¢×ÔÖÎÇøÉèÁ¢·ÖÖ§»ú¹¹ÁùÊ®¶à¸ö£¬Õ¼Óи²¸ÇÈ«¹úµÄÏúÊÛϵͳ¡¢Çþ·ϵͳºÍ¼¼ÊõÖ§³Öϵͳ¡£¹«Ë¾ÓÚ2010Äê6ÔÂ23ÈÕÔÚÉîÛÚÖÐÓ×°å¹ÒÅÆÉÏÊС££¨¹ÉƱ´úÂ룺002439£©

¶àÄêÀ´£¬GA»Æ½ð¼×ÖÂÁ¦ÓÚÌṩӵÓйú¼Ê¾ºÕùÁ¦µÄ×ÔÖ÷´´Ðµİ²È«²úÆ·ºÍ×î¼Ñʵ¼Ê·þÎñ£¬Ô®ÊÖ¿Í»§È«ÃæÌáÉýÆäIT»ù´¡ÉèÊ©µÄ°²È«ÐԺͳö²úЧÁ¦£¬Îª´òÔìºÍÌáÉý¹ú¼Ê»¯µÄÃñ×åÐÅÏ¢°²È«²úÒµÁì¾üÆ·ÅÆ¶ø²»Ð¸ÖÂÁ¦¡£

 

¹ØÓÚGA»Æ½ð¼×

GA»Æ½ð¼×°²È«Ó¦¼±ÏìÓ¦ÖÐÐÄÖØÒªÕë¶Ô³ÁÒª°²È«·ì϶µÄÔ¤¾¯¡¢¸ú×ٺͷÖÏíÈ«Çò×îеÄÍþвµý±¨ºÍ°²È«»ã±¨¡£

¹Ø×¢ÒÔϹ«¼ÒºÅ£¬»ñȡȫÇò×îа²È«×ÊѶ£º

image.png