CVE-2021-3331

Published: Jan 27, 2021Modified: Jun 17, 2026

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

WinSCP before 5.17.10 allows remote attackers to execute arbitrary programs when the URL handler encounters a crafted URL that loads session settings. (For example, this is exploitable in a default installation in which WinSCP is the handler for sftp:// URLs.)

Affected (1)

Products: Winscp: Winscp

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Winscp Winscp	Before 5.17.10

References (8)

https://github.com/winscp/winscp/commit/faa96e8144e6925a380f94a97aa382c9427f688d

Source: cve@mitre.org

PatchThird Party Advisory

https://winscp.net/eng/docs/history#5.17.10

Source: cve@mitre.org

Release NotesVendor Advisory

https://winscp.net/eng/docs/rawsettings

Source: cve@mitre.org

Vendor Advisory

https://winscp.net/tracker/1943

Source: cve@mitre.org

PatchVendor Advisory

https://github.com/winscp/winscp/commit/faa96e8144e6925a380f94a97aa382c9427f688d

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://winscp.net/eng/docs/history#5.17.10

Source: af854a3a-2127-422b-91ae-364da2661108

Release NotesVendor Advisory

https://winscp.net/eng/docs/rawsettings

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://winscp.net/tracker/1943

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

Timeline

No history available yet.