TP-Link Tapo C200 up to 1.1.15 uhttpd command injection

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.3	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in TP-Link Tapo C200 up to 1.1.15. This affects an unknown function of the file uhttpd. The manipulation leads to command injection. This vulnerability is listed as CVE-2021-4045. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in TP-Link Tapo C200 up to 1.1.15. It has been rated as critical. This issue affects some unknown processing of the file uhttpd. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability.

The weakness was presented 03/11/2022. It is possible to read the advisory at incibe-cert.es. The identification of this vulnerability is CVE-2021-4045 since 12/02/2021. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (51017). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

TP-Link

Name

Tapo C200

Version

License

commercial

Website

Vendor: https://www.tp-link.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 8.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/02/2021 🔍
03/11/2022 +99 days 🔍
03/11/2022 +0 days 🔍
08/12/2024 +885 days 🔍

Sourcesinfo

Vendor: tp-link.com

Advisory: incibe-cert.es
Status: Not defined

CVE: CVE-2021-4045 (🔍)
GCVE (CVE): GCVE-0-2021-4045
GCVE (VulDB): GCVE-100-194543
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/11/2022 07:40
Updated: 08/12/2024 05:54
Changes: 03/11/2022 07:40 (46), 03/12/2022 16:36 (1), 08/12/2024 05:54 (23)
Complete: 🔍
Cache ID: 216::103