Information disclosure in Mozilla Firefox

CVE-2017-5414

The file picker dialog can choose and display the wrong local default directory when instantiated. On some operating systems, this can lead to information disclosure, such as the operating system or the local account name. This vulnerability affects Firefox < 52 and Thunderbird < 52.

Vulnerability class: Information Disclosure

EPSS: 0.003 (25.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-5414?
CVE-2017-5414 is a medium-severity vulnerability in Mozilla Firefox, classified under Information Disclosure. CVSS score: 5.5/10. Published 2018-06-11.
How severe is CVE-2017-5414?
Medium severity. CVSS v3 base score is 5.5 out of 10.