CVE-2018-11714

An issue was discovered on TP-Link TL-WR840N v5 00000005 0.9.1 3.16 v0001.0 Build 170608 Rel.58696n and TL-WR841N v13 00000013 0.9.1 4.16 v0001.0 Build 170622 Rel.64334n devices. This issue is caused by improper session handling on the /cgi/ folder or a /cgi file. If an attacker sends a header of "Referer: http://192.168.0.1/mainFrame.htm" then no authentication is required for any action.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

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CVSS v3.0 : CRITICAL

V3 Legend

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

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

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CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.exploit-db.com/exploits/44781/	Exploit Third Party Advisory VDB Entry
http://blog.securelayer7.net/time-to-disable-tp-link-home-wifi-router/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tp-link:tl-wr840n_firmware:0.9.1_3.16:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr840n:5.0:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:tp-link:tl-wr841n_firmware:0.9.1_4.16:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr841n:13.0:*:*:*:*:*:*:*

Information

Published : 2018-06-04 07:29

Updated : 2018-07-31 12:47

NVD link : CVE-2018-11714

Mitre link : CVE-2018-11714

JSON object : View

CWE

CWE-384

Session Fixation

Products Affected

tp-link

tl-wr840n
tl-wr840n_firmware
tl-wr841n_firmware
tl-wr841n

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