CVE-2023-43802

Description

### Impact The vulnerability affects the endpoint `/upload` which handles request with the `filename` parameter. A user who has the ability to perform HTTP requests to the localhost interface, or is able to bypass the CORS configuration, can escalate his privileges to those of the user running the Arduino Create Agent service via a crafted HTTP POST request. Further details are available in the references. ### Fixed Version * `1.3.3` ### References The issue was reported by Nozomi Networks Labs. Further details are available at the following URL: * https://www.nozominetworks.com/blog/security-flaws-affect-a-component-of-the-arduino-create-cloud-ide

How to fix CVE-2023-43802

To remediate CVE-2023-43802, upgrade the affected package to a fixed version below.

• —upgrade to 1.3.3 or later

Is CVE-2023-43802 being exploited?

Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.

Affected packages (1)

• from 0, < 1.3.3

CVSS scores

References (5)

• ADVISORYnvd.nist.gov/vuln/detail/CVE-2023-43802
• PATCHgithub.com/arduino/arduino-create-agent
• WEBgithub.com/arduino/arduino-create-agent/releases/tag/1.3.3
• WEBgithub.com/arduino/arduino-create-agent/security/advisories/GHSA-75j7-w798-cwwx