// For flags

CVE-2019-19143

TL-WR849N 0.9.1 4.16 - Authentication Bypass (Upload Firmware)

Severity Score

6.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

3
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

TP-LINK TL-WR849N 0.9.1 4.16 devices do not require authentication to replace the firmware via a POST request to the cgi/softup URI.

Los dispositivos TP-LINK TL-WR849N versión 0.9.1 4.16, no requieren autenticación para reemplazar el firmware por medio de una petición POST en el URI cgi/softup.

TP-Link TL-WR849N version 0.9.1 4.16 suffers from a firmware upload authentication bypass vulnerability.

*Credits: N/A
CVSS Scores
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Attack Vector
Adjacent
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-11-21 CVE Reserved
  • 2020-01-27 CVE Published
  • 2020-03-02 First Exploit
  • 2024-08-05 CVE Updated
  • 2024-10-13 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-306: Missing Authentication for Critical Function
CAPEC
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-wr849n Firmware
Search vendor "Tp-link" for product "Tl-wr849n Firmware"
 0.9.1_4.16
Search vendor "Tp-link" for product "Tl-wr849n Firmware" and version "0.9.1_4.16"
-
Affected
in Tp-link
Search vendor "Tp-link"
 Tl-wr849n
Search vendor "Tp-link" for product "Tl-wr849n"
--
Safe