Domain name spoofing in Mozilla Firefox - CVE-2017-7825

 

Domain name spoofing in Mozilla Firefox - CVE-2017-7825

Published: September 28, 2017 / Updated: September 29, 2017


Vulnerability identifier: #VU8625
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-7825
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Mozilla
Affected software:
Mozilla Firefox

Detailed vulnerability description

The vulnerability allows a remote attacker to perform spoofing attack.

Several fonts on OS X display some Tibetan and Arabic characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing attacks.

Note: This attack only affects OS X operating systems. Other operating systems are unaffected.

How to mitigate CVE-2017-7825

Update to version 56.0.

Sources