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CVE-2023-46736— Server-Side Request Forgery in espocrm

Quick assessment

Affected
espocrm espocrm
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.

EspoCRM是一套开源的基于Web的客户关系管理系统（CRM）。该系统提供销售自动化、社区和客户支持等功能。 EspoCRM 8.0.2及之前版本存在代码问题漏洞，该漏洞源于存在服务器请求伪造（SSRF）漏洞。攻击者可利用该漏洞泄露内部信息并绕过防火墙。

CVSS 5.3 · Medium EPSS 0.36% · P27
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I. Basic Information for CVE-2023-46736

Vulnerability Information
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Vulnerability Title
Server-Side Request Forgery in espocrm
Source: CVE Program / CVE List V5
Vulnerability Description
EspoCRM is an Open Source CRM (Customer Relationship Management) software. In affected versions there is Server-Side Request Forgery (SSRF) vulnerability via the upload image from url api. Users who have access to `the /Attachment/fromImageUrl` endpoint can specify URL to point to an internal host. Even though there is check for content type, it can be bypassed by redirects in some cases. This SSRF can be leveraged to disclose internal information (in some cases), target internal hosts and bypass firewalls. This vulnerability has been addressed in commit `c536cee63` which is included in release version 8.0.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/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
EspoCRM 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
EspoCRM是一套开源的基于Web的客户关系管理系统（CRM）。该系统提供销售自动化、社区和客户支持等功能。 EspoCRM 8.0.2及之前版本存在代码问题漏洞，该漏洞源于存在服务器请求伪造（SSRF）漏洞。攻击者可利用该漏洞泄露内部信息并绕过防火墙。
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
espocrm espocrm < 8.0.5 -

II. Public POCs for CVE-2023-46736

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III. Intelligence Information for CVE-2023-46736

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Patches & Fixes for CVE-2023-46736 (1)

Vendor Advisories for CVE-2023-46736 (1)

Other References for CVE-2023-46736 (1)

IV. Related Vulnerabilities

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

V. Comments for CVE-2023-46736

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