CVE-2018-5138
MEDIUMFirefox < 59.0 - Spoofing via Extremely Long Domain Name in Android Custom Tab
Title source: llmDescription
A spoofing vulnerability can occur when a malicious site with an extremely long domain name is opened in an Android Custom Tab (a browser panel inside another app) and the default browser is Firefox for Android. This could allow an attacker to spoof which page is actually loaded and in use. Note: this issue only affects Firefox for Android. Other versions and operating systems are unaffected. This vulnerability affects Firefox < 59.
References (4)
Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/103386
Issue Tracking, Vendor Advisory x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1432624
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1040514
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-06/
Scores
CVSS v3
5.3
EPSS
0.0081
EPSS Percentile
74.4%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Details
CWE
CWE-20
Status
published
Products (1)
mozilla/firefox
< 59.0
Published
Jun 11, 2018
Tracked Since
Feb 18, 2026