perfSONAR v4.4.5 - Partial Blind CSRF

2023-04-0100:00:00

Ryan Moore

www.exploit-db.com

perfsonar

v4.4.5

csrf

vulnerability

whitelisting

patched

cve-2022-41413

ryan moore

xmlhttprequests

browser

injection

url parameter .

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

5.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

35.8%

JSON

Exploit Title: perfSONAR v4.4.5 - Partial Blind CSRF
Link: https://github.com/perfsonar/
Affected Versions: v4.x <= v4.4.5
Vulnerability Type: Partial Blind CSRF
Discovered by: Ryan Moore
CVE: CVE-2022-41413
Summary

A partial blind CSRF vulnerability exists in perfSONAR v4.x <= v4.4.5 within the /perfsonar-graphs/ test results page. Parameters and values can be injected/passed via the URL parameter, forcing the client to connect unknowingly in the background to other sites via transparent XMLHTTPRequests. This partial blind CSRF bypasses the built-in whitelisting function in perfSONAR.

This vulnerability was patched in perfSONAR v4.4.6.
Proof of Concept
Examples

Here are two examples of this vulnerability. For further details, review the Technical Overview section below.
Example 1:

Client browser connects to www.google.com in the background.
http://192.168.68.145/perfsonar-graphs/?source=1&dest=2&url=https://www.google.com
Example 2:

Client browser connects to arbitrary IP and port in the background, passing delete parameter to /api endpoint.
http://192.168.68.145/perfsonar-graphs/?source=8.8.8.8&dest=%26action%3Ddelete&url=http://192.168.68.113:4444/api