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CVE-2023-6721— Improper Restriction of XML External Entity Reference in Repox

Quick assessment

Affected
Repox Repox
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.

Repox是Repox公司的一个管理数据空间的框架。 Repox 2.3.7及之前版本存在代码问题漏洞，该漏洞源于存在XML外部实体注入（XXE）漏洞。攻击者可利用该漏洞通过fileupload功能上传恶意XML数据。

CVSS 8.3 · High EPSS 0.60% · P47
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I. Basic Information for CVE-2023-6721

Vulnerability Information
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Vulnerability Title
Improper Restriction of XML External Entity Reference in Repox
Source: CVE Program / CVE List V5
Vulnerability Description
An XEE vulnerability has been found in Repox, which allows a remote attacker to interfere with the application's XML data processing in the fileupload function, resulting in interaction between the attacker and the server's file system.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
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
Repox 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Repox是Repox公司的一个管理数据空间的框架。 Repox 2.3.7及之前版本存在代码问题漏洞，该漏洞源于存在XML外部实体注入（XXE）漏洞。攻击者可利用该漏洞通过fileupload功能上传恶意XML数据。
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
Repox Repox 0 ~ 2.3.7 -

II. Public POCs for CVE-2023-6721

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III. Intelligence Information for CVE-2023-6721

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Other References for CVE-2023-6721 (1)

Same Patch Batch · Repox · 2023-12-13 · 6 CVEs total

CVE-2023-6723 10.0 CRITICAL Unrestricted Upload of File with Dangerous Type in Repox
CVE-2023-6718 9.4 CRITICAL Authentication Bypass Using an Alternate Path or Channel in Repox
CVE-2023-6722 7.5 HIGH Relative Path Traversal in Repox
CVE-2023-6719 6.3 MEDIUM Cross-site Scripting in Repox
CVE-2023-6720 5.5 MEDIUM Cross-site Scripting in Repox

IV. Related Vulnerabilities

Same product: Repox
Same vendor: Repox
Same weakness: CWE-611

V. Comments for CVE-2023-6721

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