CVE-2019-11721

MEDIUM

Firefox < 68.0 - Domain Spoofing via Unicode Latin 'kra' Character

Title source: llm
STIX 2.1

Description

The unicode latin 'kra' character can be used to spoof a standard 'k' character in the addressbar. This allows for domain spoofing attacks as do not display as punycode text, allowing for user confusion. This vulnerability affects Firefox < 68.

References (7)

Core 7
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.mozilla.org/show_bug.cgi?id=1256009
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201908-12
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html

Scores

CVSS v3 6.5
EPSS 0.0056
EPSS Percentile 68.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Details

Status published
Products (3)
mozilla/firefox < 68.0
opensuse/leap 15.0
opensuse/leap 15.1
Published Jul 23, 2019
Tracked Since Feb 18, 2026