CVE-2020-27735 — MEDIUM (6.1)

Vulnerability Description

An XSS issue was discovered in Wing FTP 6.4.4. An arbitrary IFRAME element can be included in the help pages via a crafted link, leading to the execution of (sandboxed) arbitrary HTML and JavaScript in the user's browser.

CVSS Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Wftpserver	Wing Ftp Server	6.4.4

Related Weaknesses (CWE)

CWE-79

References

https://wshenk.blogspot.com/2021/01/xss-in-wing-ftps-web-interface-cve-2020.htmlExploitThird Party Advisory
https://www.wftpserver.com/serverhistory.htmRelease NotesVendor Advisory
https://wshenk.blogspot.com/2021/01/xss-in-wing-ftps-web-interface-cve-2020.htmlExploitThird Party Advisory
https://www.wftpserver.com/serverhistory.htmRelease NotesVendor Advisory

FAQ

What is CVE-2020-27735?

CVE-2020-27735 is a vulnerability with a CVSS score of 6.1 (MEDIUM). An XSS issue was discovered in Wing FTP 6.4.4. An arbitrary IFRAME element can be included in the help pages via a crafted link, leading to the execution of (sandboxed) arbitrary HTML and JavaScript i...

How severe is CVE-2020-27735?

CVE-2020-27735 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-27735?

Check the references section above for vendor advisories and patch information. Affected products include: Wftpserver Wing Ftp Server.