XSS in Progress Ws FTP Server

CVE-2023-40047

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (34.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-40047?
CVE-2023-40047 is a high-severity vulnerability in Progress Ws FTP Server, classified under Cross-site Scripting. CVSS score: 8.3/10. Published 2023-09-27.
How severe is CVE-2023-40047?
High severity. CVSS v3 base score is 8.3 out of 10.