CVE-2023-46736

描述

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.

如何修補 CVE-2023-46736

要修補 CVE-2023-46736,請將受影響套件升級到下列已修補版本。

• —升級至 8.0.2 或更新版本

CVE-2023-46736 正在被利用嗎?

低 — EPSS 為 0.4%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 8.0.2

CVSS 分數

參考連結(3)

• WEBgithub.com/espocrm/espocrm/commit/c536cee6375e2088f961af13db7aaa652c983072
• WEBgithub.com/espocrm/espocrm/security/advisories/GHSA-g955-rwxx-jvf6
• WEBowasp.org/Top10/A10_2021-Server-Side_Request_Forgery_%28SSRF%29/