CVE-2017-5409

Name: CVE-2017-5409
Creator: NVD / NIST
Published: 2018-06-11T21:29:04.483+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.36%

Last modified Jun 17, 2026

CVE-2017-5409 is a vulnerability of currently unknown severity. The Mozilla Windows updater can be called by a non-privileged user to delete an arbitrary local file by passing a special path to the callback parameter through the Mozilla Maintenance Service, which has privileged access. Note: This attack requires local system access and only affects Windows. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

The Mozilla Windows updater can be called by a non-privileged user to delete an arbitrary local file by passing a special path to the callback parameter through the Mozilla Maintenance Service, which has privileged access. Note: This attack requires local system access and only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox ESR < 45.8 and Firefox < 52.

Metrics

EPSS Probability

0.36%

28.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 52.0
Mozilla	Firefox	< 45.8.0

References

http://www.securityfocus.com/bid/96696Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037966Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1321814Exploit, Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2017-05/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-06/Vendor Advisory
http://www.securityfocus.com/bid/96696Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037966Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1321814Exploit, Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2017-05/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-06/Vendor Advisory

Timeline

Published: Jun 11, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-5409?

How severe is CVE-2017-5409?

Severity scoring for CVE-2017-5409 is pending analysis. The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2017-5409?

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-2017-5409?

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

Scan your code now

Source: NVD / NIST