Medium severity · published Jan 26, 2021
CVE-2020-27735
An XSS issue was discovered in Wing FTP 6.4.4
6.1
CVSS
5.8%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)5.8% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WF
Wing Ftp Server · Wftpserver
6.4.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-27735
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-27735
Exploit
https://wshenk.blogspot.com/2021/01/xss-in-wing-ftps-web-interface-cve-2020.html
Release Notes
https://www.wftpserver.com/serverhistory.htm
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