Tp-link TL-WR840N Code Injection Vulnerability

2021-11-1600:00:00

China National Vulnerability Database

www.cnvd.org.cn

213

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

JSON

Tp-link TL-WR840N is a wireless router from Tp-link (China). tp-link TL-WR840N EU v5 router TL-WR840N(EU) v5 171211 firmware previous version has a security vulnerability where the PING function in the device lacks filtering and escaping for data submitted by IP address and is vulnerable to to remote code execution attacks via a carefully crafted load in the IP address input field. No details of the vulnerability are currently available.