Server-Side Request Forgery (SSRF) in GeoNode - CVE-2023-42439
Published: September 18, 2023
Vulnerability identifier: #VU80845
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N]
CVE-ID: CVE-2023-42439
CWE-ID: CWE-918
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote attacker to perform SSRF attacks.
The vulnerability exists due to insufficient validation of user-supplied input when processing the "@" character or it encoded value (e.g. %40). 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.
Example:
GET /proxy/?url=http://development.demo.geonode.org%40geoserver:8080/geoserver/web
Affected software
GeoNode
How to mitigate CVE-2023-42439
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.