CVE-2019-11721

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

El carácter latino 'kra' de Unicode puede ser usado para falsificar un carácter 'k' estándar en la barra de direcciones. Esto permite que los ataques de suplantación de dominio no se muestren como texto de código púny, lo que permite la confusión del usuario. Esta vulnerabilidad afecta a Firefox anterior a versión 68.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-05-03 CVE Reserved
2019-07-12 CVE Published
2024-07-16 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (7)

URL	Tag	Source

URL	Date	SRC
https://bugzilla.mozilla.org/show_bug.cgi?id=1256009	2024-08-04

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html	2023-03-02
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html	2023-03-02
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html	2023-03-02
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html	2023-03-02
https://security.gentoo.org/glsa/201908-12	2023-03-02
https://www.mozilla.org/security/advisories/mfsa2019-21	2023-03-02

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mozilla Search vendor "Mozilla"		Firefox Search vendor "Mozilla" for product "Firefox"				< 68.0 Search vendor "Mozilla" for product "Firefox" and version " < 68.0"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				15.0 Search vendor "Opensuse" for product "Leap" and version "15.0"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				15.1 Search vendor "Opensuse" for product "Leap" and version "15.1"		-		Affected