Summaryinfo

A vulnerability marked as problematic has been reported in Brother MFC-9970CDW L 1.10. Affected by this vulnerability is an unknown functionality of the file fax/general_setup.html of the component Firmware. This manipulation of the argument kind causes cross site scripting. This vulnerability is registered as CVE-2013-2671. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Detailsinfo

A vulnerability has been found in Brother MFC-9970CDW L 1.10 and classified as critical. Affected by this vulnerability is an unknown code of the file fax/general_setup.html of the component Firmware. The manipulation of the argument kind with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Multiple cross-site scripting (XSS) vulnerabilities in the Brother MFC-9970CDW printer with firmware L (1.10) allow remote attackers to inject arbitrary web script or HTML via the (1) id or (2) val parameter to admin/admin_main.html; (3) id, (4) val, or (5) arbitrary parameter name (QUERY_STRING) to admin/profile_settings_net.html; or (6) kind or (7) arbitrary parameter name (QUERY_STRING) to fax/general_setup.html, a different vulnerability than CVE-2013-2507 and CVE-2013-2670.

The weakness was published 05/06/2013 by Hoyt LLC with Hoyt LLC Research as File 121553/Bro as not defined exploit (Packetstorm). It is possible to read the advisory at packetstormsecurity.com. This vulnerability is known as CVE-2013-2671 since 03/22/2013. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

After immediately, there has been an exploit disclosed. It is possible to download the exploit at packetstormsecurity.com. It is declared as highly functional. By approaching the search of inurl:fax/general_setup.html it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (84093), SecurityFocus (BID 59723†) and OSVDB (93093†). Similar entry is available at VDB-8634. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Brother

Name

• MFC-9970CDW

Version

• L 1.10

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion