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Status published
Critical
CVE-2021-3331
WinSCP before 5.17.10 allows remote attackers to execute arbitrary programs...
Vulnerability 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.)
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
More from winscp
View All →CVE-2020-28864
Buffer overflow in WinSCP 5.17.8 allows a malicious FTP server...
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CVE-2018-20684
In WinSCP before 5.14 beta, due to missing validation, the...
High
7.5
CVE-2014-2735
WinSCP before 5.5.3, when FTP with TLS is used, does...
Medium
5.8
CVE-2013-4852
Integer overflow in PuTTY 0.62 and earlier, WinSCP before 5.1.6,...
Medium
6.8
CVE-2007-4909
Interpretation conflict in WinSCP before 4.0.4 allows remote attackers to...
Critical
9.3
Affected Vendor
winscp
View all reports →Affected Software
winscp
Vulnerable Versions:
0
Timeline
Official Publish:
January 27th, 2021
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.