CVE-2023-40020
9.9 · CRITICALOverview
CVE-2023-40020 is a critical-severity vulnerability affecting troplo privateuploader. It was published on August 14, 2023 and has a CVSS 3.1 base score of 9.9 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.9, rated CRITICAL. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
PrivateUploader is an open source image hosting server written in Vue and TypeScript. In affected versions `app/routes/v3/admin.controller.ts` did not correctly verify whether the user was an administrator (High Level) or moderator (Low Level) causing the request to continue processing. The response would be a 403 with ADMIN_ONLY, however, next() would call leading to any updates/changes in the route to process. This issue has been addressed in version 3.2.49. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Remediation
Check the references section for vendor advisories and patches from troplo. Update privateuploader to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| troplo | privateuploader | >= 0, < 3.2.49 | Affected |
References
Frequently Asked Questions
What is CVE-2023-40020?
CVE-2023-40020 is a critical-severity vulnerability affecting troplo privateuploader. It was published on August 14, 2023 and has a CVSS 3.1 base score of 9.9 (CRITICAL).
How severe is CVE-2023-40020?
This vulnerability has a CVSS 3.1 base score of 9.9, rated CRITICAL. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2023-40020?
Check the references section for vendor advisories and patches from troplo. Update privateuploader to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2023-40020?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-40020 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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