Tenda D151/D301 /goform/getimage missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Tenda D151 and D301. It has been rated as critical. This issue affects some unknown processing of the file /goform/getimage. This manipulation causes missing authentication. This vulnerability is handled as CVE-2021-47802. The attack can be initiated remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Tenda D151 and D301 (version unknown). Affected by this vulnerability is an unknown function of the file /goform/getimage. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect confidentiality. The summary by CVE is:

Tenda D151 and D301 routers contain an unauthenticated configuration download vulnerability that allows remote attackers to retrieve router configuration files. Attackers can send a request to /goform/getimage endpoint to download configuration data including admin credentials without authentication.

The weakness was released by BenChaliah as 49782. The advisory is shared at exploit-db.com. This vulnerability is known as CVE-2021-47802 since 01/14/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

It is possible to download the exploit 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 (49782). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
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: 🔒

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Exploit-DB: 🔒

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/14/2026 CVE reserved
01/21/2026 +7 days Advisory disclosed
01/21/2026 +0 days VulDB entry created
01/21/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: 49782
Researcher: BenChaliah
Status: Not defined

CVE: CVE-2021-47802 (🔒)
GCVE (CVE): GCVE-0-2021-47802
GCVE (VulDB): GCVE-100-342181
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/21/2026 20:01
Changes: 01/21/2026 20:01 (80)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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