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CVE-2021-25972— Camaleon CMS - Server-Side Request Forgery (SSRF) in Media Upload Feature

Quick assessment

Affected
camaleon_cms camaleon_cms
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.

CamaleonCMS是CamaleonCMS团队的一套基于RubyonRails的高级动态内容管理系统（CMS）。 Camaleon CMS 2.1.2.0 版本到 2.6.0 版本存在安全漏洞，该漏洞源于软件中的媒体上传特性缺少有效的验证与过滤，该特性允许管理用户从外部url获取媒体文件，但无法验证引用到本地主机或其他内部服务器的url。这允许攻击者可利用该漏洞读取存储在内部服务器中的文件。

CVSS 4.9 · Medium EPSS 0.99% · P59

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-25972

Vulnerability Information
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Vulnerability Title
Camaleon CMS - Server-Side Request Forgery (SSRF) in Media Upload Feature
Source: CVE Program / CVE List V5
Vulnerability Description
In Camaleon CMS, versions 2.1.2.0 to 2.6.0, are vulnerable to Server-Side Request Forgery (SSRF) in the media upload feature, which allows admin users to fetch media files from external URLs but fails to validate URLs referencing to localhost or other internal servers. This allows attackers to read files stored in the internal server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
CamaleonCMS 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CamaleonCMS是CamaleonCMS团队的一套基于RubyonRails的高级动态内容管理系统（CMS）。 Camaleon CMS 2.1.2.0 版本到 2.6.0 版本存在安全漏洞，该漏洞源于软件中的媒体上传特性缺少有效的验证与过滤，该特性允许管理用户从外部url获取媒体文件，但无法验证引用到本地主机或其他内部服务器的url。这允许攻击者可利用该漏洞读取存储在内部服务器中的文件。
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
camaleon_cms camaleon_cms 2.1.2.0 ~ unspecified -

II. Public POCs for CVE-2021-25972

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III. Intelligence Information for CVE-2021-25972

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Patches & Fixes for CVE-2021-25972 (1)

Other References for CVE-2021-25972 (1)

Same Patch Batch · camaleon_cms · 2021-10-20 · 4 CVEs total

CVE-2021-25970 8.8 HIGH Camaleon CMS - Insufficient Session Expiration after Password Change
CVE-2021-25969 6.1 MEDIUM Camaleon CMS - Stored Cross-Site Scripting (XSS) in Comments
CVE-2021-25971 4.3 MEDIUM Camaleon CMS - SVG File Upload Creates DoS for Media Upload Feature

IV. Related Vulnerabilities

Same product: camaleon_cms
Same vendor: camaleon_cms
Same weakness: CWE-918

V. Comments for CVE-2021-25972

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