VDB-328608 · CVE-2023-7305 · EUVD-2023-59992

Guangzhou Smart SmartBI RMIServlet unrestricted upload

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.
7.3	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Guangzhou Smart SmartBI. Impacted is an unknown function of the component RMIServlet. The manipulation results in unrestricted upload. This vulnerability was named CVE-2023-7305. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as critical has been found in Guangzhou Smart SmartBI (version unknown). Affected is an unknown function of the component RMIServlet. The manipulation 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. CVE summarizes:

SmartBI V8, V9, and V10 contain an unrestricted file upload vulnerability via the RMIServlet request handling logic. Under certain configurations or usage patterns, attackers can send specially crafted requests that cause the application to perform sensitive operations or execute arbitrary code on the host. The vendor released a fix in July 2023 to address the underlying flaw. VulnCheck has observed this vulnerability being exploited in the wild.

The advisory is shared for download at smartbi.com.cn. This vulnerability is traded as CVE-2023-7305 since 07/24/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/07/2025). The MITRE ATT&CK project declares the attack technique as T1608.002.

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 databases at CNNVD (CNNVD-202510-2271) and EUVD (EUVD-2023-59992). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Guangzhou Smart

Name

SmartBI

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: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

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: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

07/24/2025 CVE reserved
10/15/2025 +83 days Advisory disclosed
10/15/2025 +0 days VulDB entry created
11/07/2025 +23 days VulDB entry last update

Sourcesinfo

Advisory: smartbi.com.cn
Status: Confirmed

CVE: CVE-2023-7305 (🔒)
GCVE (CVE): GCVE-0-2023-7305
GCVE (VulDB): GCVE-100-328608
EUVD: 🔒
CNNVD: CNNVD-202510-2271 - SmartBI 安全漏洞

Entryinfo

Created: 10/15/2025 03:57
Updated: 11/07/2025 19:28
Changes: 10/15/2025 03:57 (64), 10/15/2025 04:21 (1), 10/17/2025 00:37 (6), 11/07/2025 19:28 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.