PT-2018-8427 · Mozilla+1 · Firefox+1

Jordi Chancel · Published 2017-07-15 · Updated 2018-08-13 · CVE-2017-7770

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 54

Description A mechanism in Firefox for Android allows a malicious site to display a spoofed addressbar when entering fullscreen mode after loading a new tab through JavaScript events. This enables the malicious site to show the location of an arbitrary website instead of the one loaded. Desktop Firefox is unaffected.

Recommendations For versions prior to 54, update to version 54 or later to resolve the issue.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2017-1886

CVE-2017-7770

Affected Products

Alt Linux

Firefox

References · 6

• https://bugzilla.mozilla.org/show_bug.cgi?id=1317242 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-7770 · Security Note
• https://mozilla.org/security/advisories/mfsa2017-15 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-7770 · Vendor Advisory
• http://securityfocus.com/bid/99049 · Note
• http://securitytracker.com/id/1038689 · Note