CVE-2019-17147 Information
Share on:Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of TP-LINK TL-WR841N routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web service which listens on TCP port 80 by default. When parsing the Host request header the process does not properly validate the length of user-supplied data prior to copying it to a fixed-length static buffer. An attacker can leverage this vulnerability to execute code in the context of the admin user. Was ZDI-CAN-8457.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Reference
https://www.tp-link.com/us/support/download/tl-wr841n/Firmware https://www.zerodayinitiative.com/advisories/ZDI-19-992/
Attack Complexity
LOW
Privileges Required
NONE
User Interaction Required
NONE
Scope
REQUIRED
Confidentiality Impact
UNCHANGED
Integrity Impact
HIGH
Availability Impact
HIGH
Base Score
HIGH
Base Severity
8.8