#VU83017 Server-Side Request Forgery (SSRF) in Discourse - CVE-2023-47121 

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Main Vulnerability Database Vulnerabilities #VU83017

#VU83017 Server-Side Request Forgery (SSRF) in Discourse - CVE-2023-47121

Published: November 13, 2023


Vulnerability identifier: #VU83017
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-47121
CWE-ID: CWE-918
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Discourse
Software vendor:
Civilized Discourse Construction Kit, Inc.

Description

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input in Embedding. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.


Remediation

Install updates from vendor's website.

External links