CVE-2017-5392

Name: CVE-2017-5392
Creator: NVD / NIST
Published: 2018-06-11T21:29:03.607+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.79%

Last modified Jun 17, 2026

CVE-2017-5392 is a vulnerability of currently unknown severity. Weak proxy objects have weak references on multiple threads when they should only have them on one, resulting in incorrect memory usage and corruption, which leads to potentially exploitable crashes. Note: This issue only affects Firefox for Android. EPSS estimates a 1.79% chance of exploitation in the next 30 days.

Description

Weak proxy objects have weak references on multiple threads when they should only have them on one, resulting in incorrect memory usage and corruption, which leads to potentially exploitable crashes. Note: This issue only affects Firefox for Android. Other operating systems are not affected. This vulnerability affects Firefox < 51.

Metrics

EPSS Probability

1.79%

75.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 51.0

References

http://www.securityfocus.com/bid/95763Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037693Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1293709Issue Tracking, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-01/Vendor Advisory
http://www.securityfocus.com/bid/95763Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037693Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1293709Issue Tracking, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-01/Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2017-5392?

How severe is CVE-2017-5392?

Severity scoring for CVE-2017-5392 is pending analysis. The EPSS model estimates a 1.79% probability of exploitation in the next 30 days.

How do I fix CVE-2017-5392?

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-2017-5392?

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

Scan your code now

Source: NVD / NIST