CVE-2017-1000420

Name: CVE-2017-1000420
Creator: NVD / NIST
Published: 2018-01-02T19:29:00.257+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.51%

Last modified Jun 17, 2026

CVE-2017-1000420 is a vulnerability of currently unknown severity. Syncthing version 0.14.33 and older is vulnerable to symlink traversal resulting in arbitrary file overwrite. EPSS estimates a 1.51% chance of exploitation in the next 30 days.

Description

Syncthing version 0.14.33 and older is vulnerable to symlink traversal resulting in arbitrary file overwrite

Metrics

EPSS Probability

1.51%

71.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-59

Affected Software

Vendor	Product	Versions
Syncthing	Syncthing	<= 0.14.33

References

https://github.com/syncthing/syncthing/issues/4286Issue Tracking, Patch, Third Party Advisory
https://github.com/syncthing/syncthing/issues/4286Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Jan 2, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-1000420?

Syncthing version 0.14.33 and older is vulnerable to symlink traversal resulting in arbitrary file overwrite

How severe is CVE-2017-1000420?

Severity scoring for CVE-2017-1000420 is pending analysis. The EPSS model estimates a 1.51% probability of exploitation in the next 30 days.

How do I fix CVE-2017-1000420?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-1000420?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST