What is CVE-2018-20684?

CVE-2018-20684 is a vulnerability in WinSCP before 5.14 beta that allows arbitrary files sent by the server to potentially overwrite unrelated files.

How does the CVE-2018-20684 vulnerability impact WinSCP?

The vulnerability in WinSCP allows arbitrary files sent by the server to potentially overwrite unrelated files.

What is the severity of CVE-2018-20684?

CVE-2018-20684 has a severity rating of 7.5 (high).

How can I fix the CVE-2018-20684 vulnerability in WinSCP?

To fix the CVE-2018-20684 vulnerability in WinSCP, you should update to version 5.14 beta or later.

Where can I find more information about CVE-2018-20684?

You can find more information about CVE-2018-20684 at the following references: [1] http://www.securityfocus.com/bid/106526 [2] https://github.com/winscp/winscp/commit/49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54 [3] https://sintonen.fi/advisories/scp-client-multiple-vulnerabilities.txt

Vulnerability/
CVE-2018-20684

high

7.5

CWE

10/1/2019

5/8/2024

CVE-2018-20684: Input Validation

First published: Thu Jan 10 2019(Updated: )

In WinSCP before 5.14 beta, due to missing validation, the scp implementation would accept arbitrary files sent by the server, potentially overwriting unrelated files. This affects TSCPFileSystem::SCPSink in core/ScpFileSystem.cpp.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Winscp Winscp	<=5.13.7

Remedy

https://github.com/winscp/winscp/commit/49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54

Remedy

https://winscp.net/tracker/1675

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is CVE-2018-20684?
CVE-2018-20684 is a vulnerability in WinSCP before 5.14 beta that allows arbitrary files sent by the server to potentially overwrite unrelated files.
How does the CVE-2018-20684 vulnerability impact WinSCP?
The vulnerability in WinSCP allows arbitrary files sent by the server to potentially overwrite unrelated files.
What is the severity of CVE-2018-20684?
CVE-2018-20684 has a severity rating of 7.5 (high).
How can I fix the CVE-2018-20684 vulnerability in WinSCP?
To fix the CVE-2018-20684 vulnerability in WinSCP, you should update to version 5.14 beta or later.
Where can I find more information about CVE-2018-20684?
You can find more information about CVE-2018-20684 at the following references: [1] http://www.securityfocus.com/bid/106526 [2] https://github.com/winscp/winscp/commit/49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54 [3] https://sintonen.fi/advisories/scp-client-multiple-vulnerabilities.txt

collector/nvd-index
agent/author
agent/severity
agent/references
agent/weakness
agent/tags
agent/event
agent/type
agent/description
agent/remedy
agent/first-publish-date
agent/last-modified-date
agent/softwarecombine
collector/mitre-cve
source/MITRE
vendor/winscp
canonical/winscp winscp
version/winscp winscp/5.13.7

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.