A vulnerability has been found in TP-LINK Archer C1200 C1200 1.13 Build 2018/01/24 rel.52299 EU and classified as problematic. Affected by this vulnerability is some unknown functionality of the file /webpages/data. The manipulation of the argument PATH_INFO 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 integrity. The summary by CVE is:

TP-Link Archer C1200 1.13 Build 2018/01/24 rel.52299 EU devices have XSS via the PATH_INFO to the /webpages/data URI.

The bug was discovered 05/25/2018. The weakness was published 07/04/2018 (Website). The advisory is shared at xc0re.net. This vulnerability is known as CVE-2018-13134 since 07/04/2018. 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. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 40 days. During that time the estimated underground price was around $0-$5k.

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 vulnerability database at Exploit-DB (45970).

Productinfo

Vendor

• TP-LINK

Name

• Archer C1200

Version

• 01
• 24 rel.52299 EU
• C1200 1.13 Build 2018

License

• commercial

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