CVE-2021-4144

TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection.

CVSS v3 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://jvn.jp/en/vu/JVNVU94883311/	Third Party Advisory VDB Entry
https://www.tp-link.com/jp/support/download/tl-wr802n/#Firmware	Product Vendor Advisory
https://jvn.jp/en/vu/JVNVU94883311/	Third Party Advisory VDB Entry
https://www.tp-link.com/jp/support/download/tl-wr802n/#Firmware	Product Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tp-link:tl-wr802n_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr802n:v4:*:*:*:*:*:*:*

History

21 Nov 2024, 06:36

Type	Values Removed	Values Added
References	~~() https://jvn.jp/en/vu/JVNVU94883311/ - Third Party Advisory, VDB Entry~~	() https://jvn.jp/en/vu/JVNVU94883311/ - Third Party Advisory, VDB Entry
References	~~() https://www.tp-link.com/jp/support/download/tl-wr802n/#Firmware - Product, Vendor Advisory~~	() https://www.tp-link.com/jp/support/download/tl-wr802n/#Firmware - Product, Vendor Advisory

04 Jan 2022, 20:40

Type	Values Removed	Values Added
CPE		cpe:2.3:o:tp-link:tl-wr802n_firmware:::::::: cpe:2.3:h:tp-link:tl-wr802n:v4:::::::*
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.5 v3 : 8.8
CWE		CWE-78
References	~~(JVN) https://jvn.jp/en/vu/JVNVU94883311/ -~~	(JVN) https://jvn.jp/en/vu/JVNVU94883311/ - Third Party Advisory, VDB Entry
References	~~(CONFIRM) https://www.tp-link.com/jp/support/download/tl-wr802n/#Firmware -~~	(CONFIRM) https://www.tp-link.com/jp/support/download/tl-wr802n/#Firmware - Product, Vendor Advisory

23 Dec 2021, 07:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-12-23 07:15

Updated : 2024-11-21 06:36

NVD link : CVE-2021-4144

Mitre link : CVE-2021-4144

CVE.ORG link : CVE-2021-4144

JSON object : View

Products Affected

tp-link

tl-wr802n_firmware
tl-wr802n

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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8.8 /10