CVE-2023-40047
8.3 · HIGHOverview
CVE-2023-40047 is a high-severity vulnerability affecting progress ws_ftp_server. It was published on September 27, 2023 and has a CVSS 3.1 base score of 8.3 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
In WS_FTP Server version prior to 8.8.2, a stored cross-site scripting (XSS) vulnerability exists in WS_FTP Server's Management module. An attacker with administrative privileges could import a SSL certificate with malicious attributes containing cross-site scripting payloads. Once the cross-site scripting payload is successfully stored, an attacker could leverage this vulnerability to target WS_FTP Server admins with a specialized payload which results in the execution of malicious JavaScript within the context of the victims browser.
Remediation
Check the references section for vendor advisories and patches from progress. Update ws_ftp_server 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 |
|---|---|---|---|
| progress | ws_ftp_server | >= 0, < 8.8.2 | Affected |
Frequently Asked Questions
What is CVE-2023-40047?
CVE-2023-40047 is a high-severity vulnerability affecting progress ws_ftp_server. It was published on September 27, 2023 and has a CVSS 3.1 base score of 8.3 (HIGH).
How severe is CVE-2023-40047?
This vulnerability has a CVSS 3.1 base score of 8.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2023-40047?
Check the references section for vendor advisories and patches from progress. Update ws_ftp_server 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-2023-40047?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-40047 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.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.
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