Unauthenticated Access to connectAP API Endpoint on Tapo C100 and C200
Summary
| CVE | CVE-2025-14300 |
|---|---|
| State | PUBLISHED |
| Assigner | TPLink |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2025-12-20 01:16:03 UTC |
| Updated | 2026-04-03 22:16:24 UTC |
| Description | The HTTPS service on Tapo C200 V3 exposes a connectAP interface without proper authentication. An unauthenticated attacker on the same local network segment can exploit this to modify the device’s Wi-Fi configuration, resulting in loss of connectivity and denial-of-service (DoS). |
Risk And Classification
Primary CVSS: v4.0 8.7 HIGH from f23511db-6c3e-4e32-a477-6aa17d310630
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.001030000 probability, percentile 0.283090000 (date 2026-04-03)
Problem Types: CWE-306 | CWE-306 CWE-306 Missing Authentication for Critical Function
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | f23511db-6c3e-4e32-a477-6aa17d310630 | Secondary | 8.7 | HIGH | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/C... |
| 4.0 | CNA | CVSS | 8.7 | HIGH | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| 3.1 | [email protected] | Primary | 8.1 | HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |
CVSS v4.0 Breakdown
Attack Vector
AdjacentAttack Complexity
LowAttack Requirements
NonePrivileges Required
NoneUser Interaction
NoneConfidentiality
HighIntegrity
HighAvailability
HighSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
Attack Vector
AdjacentAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
HighAvailability
HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Tp-link | Tapo C200 | 3 | All | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.3.11 | build_231115 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.3.13 | build_240327 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.3.14 | build_240513 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.3.15 | build_240715 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.3.3 | build_230228 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.3.4 | build_230424 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.3.5 | build_230717 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.3.7 | build_230920 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.3.9 | build_231019 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.4.1 | build_241212 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.4.2 | build_250313 | All | All |
| Operating System | Tp-link | Tapo C200 Firmware | 1.4.4 | build_250922 | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | TP-Link Systems Inc. | Tapo C200 V3 | affected V3_1.4.5 Build 251104 custom | Not specified |
| CNA | TP Link Systems Inc. | Tapo C100 V5 | affected V5_1.4.4 Build 260303 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.tp-link.com/us/support/faq/4849 | f23511db-6c3e-4e32-a477-6aa17d310630 | www.tp-link.com | Vendor Advisory |
| www.tp-link.com/en/support/download/tapo-c100/v5 | f23511db-6c3e-4e32-a477-6aa17d310630 | www.tp-link.com | |
| www.tp-link.com/en/support/download/tapo-c200/v3 | f23511db-6c3e-4e32-a477-6aa17d310630 | www.tp-link.com | |
| www.tp-link.com/us/support/download/tapo-c100/v5 | f23511db-6c3e-4e32-a477-6aa17d310630 | www.tp-link.com | |
| www.tp-link.com/us/support/download/tapo-c200/v3 | f23511db-6c3e-4e32-a477-6aa17d310630 | www.tp-link.com | Release Notes |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Simone Margaritelli (evilsocket) (en)
CNA: Azim Javed of CRAC Learning (en)
There are currently no legacy QID mappings associated with this CVE.