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CVE-2021-39209— Bypassable CSRF protection

Quick assessment

Affected
glpi-project glpi
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.

GLPI是个人开发者的一款开源IT和资产管理软件。该软件提供功能全面的IT资源管理接口，你可以用它来建立数据库全面管理IT的电脑，显示器，服务器，打印机，网络设备，电话，甚至硒鼓和墨盒等。 GLPI 存在跨站请求伪造漏洞，该漏洞源于 GLPI 在 9.5.6 之前的版本中，登录 GLPI 的用户可以在许多地方绕过跨站请求伪造 (CSRF) 保护。 这可能允许恶意行为者对 GLPI 执行许多操作。

CVSS 8.8 · High EPSS 0.53% · P43

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-39209

Vulnerability Information
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Vulnerability Title
Bypassable CSRF protection
Source: CVE Program / CVE List V5
Vulnerability Description
GLPI is a free Asset and IT management software package. In versions prior to 9.5.6, a user who is logged in to GLPI can bypass Cross-Site Request Forgery (CSRF) protection in many places. This could allow a malicious actor to perform many actions on GLPI. This issue is fixed in version 9.5.6. There are no workarounds aside from upgrading.
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:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨站请求伪造(CSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
GLPI 跨站请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GLPI是个人开发者的一款开源IT和资产管理软件。该软件提供功能全面的IT资源管理接口，你可以用它来建立数据库全面管理IT的电脑，显示器，服务器，打印机，网络设备，电话，甚至硒鼓和墨盒等。 GLPI 存在跨站请求伪造漏洞，该漏洞源于 GLPI 在 9.5.6 之前的版本中，登录 GLPI 的用户可以在许多地方绕过跨站请求伪造 (CSRF) 保护。 这可能允许恶意行为者对 GLPI 执行许多操作。
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
glpi-project glpi < 9.5.6 -

II. Public POCs for CVE-2021-39209

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III. Intelligence Information for CVE-2021-39209

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Vendor Advisories for CVE-2021-39209 (1)

Other References for CVE-2021-39209 (1)

Same Patch Batch · glpi-project · 2021-09-15 · 4 CVEs total

CVE-2021-39213 6.8 MEDIUM IP restriction on GLPI API Bypass with custom header injection
CVE-2021-39210 6.5 MEDIUM Autologin cookie accessible by scripts
CVE-2021-39211 5.3 MEDIUM Disclosure of GLPI and server information in telemetry endpoint

IV. Related Vulnerabilities

Same product: glpi
Same vendor: glpi-project
Same weakness: CWE-352

V. Comments for CVE-2021-39209

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