// For flags

CVE-2021-46122

 

Severity Score

7.2
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Tp-Link TL-WR840N (EU) v6.20 Firmware (0.9.1 4.17 v0001.0 Build 201124 Rel.64328n) is vulnerable to Buffer Overflow via the Password reset feature.

El firmware Tp-Link TL-WR840N (EU) v6.20 (0.9.1 4.17 v0001.0 Build 201124 Rel.64328n) es vulnerable a un Desbordamiento del Búfer por medio de la funcionalidad Password reset

*Credits: N/A
CVSS Scores
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
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-01-03 CVE Reserved
  • 2022-04-18 CVE Published
  • 2023-11-09 EPSS Updated
  • 2024-08-04 CVE Updated
  • 2024-08-04 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://k4m1ll0.com/cve-tplink-tlwr840n-euV620-password-reset.html 2024-08-04
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_4.17_v0001.0
Search vendor "Tp-link" for product "Tl-wr840n Firmware" and version "0.9.1_4.17_v0001.0"
build_201124_rel.64328n
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