Tiandy Video Surveillance System 视频监控平台 7.17.0 CLS_REST_File.java uploadFile fileName unrestricted upload

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Tiandy Video Surveillance System 视频监控平台 7.17.0. This affects the function uploadFile of the file /src/com/tiandy/easy7/core/rest/CLS_REST_File.java. The manipulation of the argument fileName results in unrestricted upload. This vulnerability is cataloged as CVE-2026-3797. The attack may be launched remotely. Furthermore, there is an exploit available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in Tiandy Video Surveillance System 视频监控平台 7.17.0. It has been classified as critical. Affected is the function uploadFile of the file /src/com/tiandy/easy7/core/rest/CLS_REST_File.java. The manipulation of the argument fileName with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared for download at my.feishu.cn. This vulnerability is traded as CVE-2026-3797. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1608.002.

The exploit is shared for download at my.feishu.cn. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

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 EUVD (EUVD-2026-10289). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

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: 7.1
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔒

CNA Base Score: 6.3
CNA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/08/2026 Advisory disclosed
03/08/2026 +0 days VulDB entry created
03/15/2026 +7 days VulDB entry last update

Sourcesinfo

Advisory: my.feishu.cn
Status: Not defined

CVE: CVE-2026-3797 (🔒)
GCVE (CVE): GCVE-0-2026-3797
GCVE (VulDB): GCVE-100-349764
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/08/2026 12:28
Updated: 03/15/2026 18:17
Changes: 03/08/2026 12:28 (58), 03/09/2026 05:21 (1), 03/09/2026 08:14 (30), 03/15/2026 18:17 (12)
Complete: 🔍
Submitter: red88-debug
Cache ID: 216:76B:103

Submitinfo

Accepted

  • Submit #766386: Tiandy video surveillance system 7.17.0 Unrestricted Upload of File with Dangerous Type (by my.feishu.cn)

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