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CVE-2023-7307— Sangfor Behavior Management System XML External Entity Injection

Quick assessment

Affected
Sangfor Technologies Co. Ltd. Sangfor Behavior Management System (DC Management System)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Sangfor Behavior Management System是中国深信服（Sangfor）公司的一款行为管理软件。 Sangfor Behavior Management System存在安全漏洞，该漏洞源于XML解析器配置不当，可能导致内部文件泄露或服务端请求伪造。

AI Predicted 9.1 Difficulty: Easy EPSS 0.52% · P42
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I. Basic Information for CVE-2023-7307

Vulnerability Information
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Vulnerability Title
Sangfor Behavior Management System XML External Entity Injection
Source: CVE Program / CVE List V5
Vulnerability Description
Sangfor Behavior Management System (also referred to as DC Management System in Chinese-language documentation) contains an XML external entity (XXE) injection vulnerability in the /src/sangforindex endpoint. A remote unauthenticated attacker can submit crafted XML data containing external entity definitions, leading to potential disclosure of internal files, server-side request forgery (SSRF), or other impacts depending on parser behavior. The vulnerability is due to improper configuration of the XML parser, which allows resolution of external entities without restriction. This product is now integrated into their IAM (Internet Access Management) platform and an affected version range is undefined. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-09-06 UTC.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: CVE Program / CVE List V5
Vulnerability Title
Sangfor Behavior Management System 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sangfor Behavior Management System是中国深信服（Sangfor）公司的一款行为管理软件。 Sangfor Behavior Management System存在安全漏洞，该漏洞源于XML解析器配置不当，可能导致内部文件泄露或服务端请求伪造。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Sangfor Technologies Co. Ltd. Sangfor Behavior Management System (DC Management System) * -

II. Public POCs for CVE-2023-7307

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III. Intelligence Information for CVE-2023-7307

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Security Blog Posts for CVE-2023-7307 (1)

IV. Related Vulnerabilities

Same weakness: CWE-611

V. Comments for CVE-2023-7307

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