CVE-2022-26642

Severity Score

7.2

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

TP-LINK TL-WR840N(ES)_V6.20 was discovered to contain a buffer overflow via the X_TP_ClonedMACAddress parameter.

Se ha detectado que TP-LINK TL-WR840N(ES) versión V6.20, contenía un desbordamiento de búfer por medio del parámetro X_TP_ClonedMACAddress

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-03-07 CVE Reserved
2022-03-28 CVE Published
2023-10-19 EPSS Updated
2024-08-03 CVE Updated
2024-08-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/tp-link%20tl-wr840n_X_TP_ClonedMACAddress%3D.pdf	2024-08-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Tp-link Search vendor "Tp-link"	Tl-wr840n Firmware Search vendor "Tp-link" for product "Tl-wr840n Firmware"	0.9.1.4.16 Search vendor "Tp-link" for product "Tl-wr840n Firmware" and version "0.9.1.4.16"	-	Affected	in	Tp-link Search vendor "Tp-link"	Tl-wr840n Search vendor "Tp-link" for product "Tl-wr840n"	6.20 Search vendor "Tp-link" for product "Tl-wr840n" and version "6.20"	-	Safe