CVE-2017-5450

HIGH

Firefox < 53.0 - Address Bar Spoofing via JavaScript URI

Title source: llm
STIX 2.1

Description

A mechanism to spoof the Firefox for Android addressbar using a "javascript:" URI. On Firefox for Android, the base domain is parsed incorrectly, making the resulting location less visibly a spoofed site and showing an incorrect domain in appended notifications. This vulnerability affects Firefox < 53.

References (4)

Core 4
Core References
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-10/
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/97940
Exploit, Issue Tracking x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1325955
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038320

Scores

CVSS v3 7.5
EPSS 0.0107
EPSS Percentile 78.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-20
Status published
Products (1)
mozilla/firefox < 53.0
Published Jun 11, 2018
Tracked Since Feb 18, 2026