Cyber Resilience

CVE-2022-27665

MediumPublic PoC

Published: 03 April 2023

Published
03 April 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0110 78.4th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-27665 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Progress Ws Ftp Server. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 21.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Reflected XSS (via AngularJS sandbox escape expressions) exists in Progress Ipswitch WS_FTP Server 8.6.0. This can lead to execution of malicious code and commands on the client due to improper handling of user-provided input. By inputting malicious payloads in the…

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subdirectory searchbar or Add folder filename boxes, it is possible to execute client-side commands. For example, there is Client-Side Template Injection via subFolderPath to the ThinClient/WtmApiService.asmx/GetFileSubTree URI.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

progress
ws ftp server
8.6.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References