CVE-2022-22743

Mozilla: Browser window spoof using fullscreen mode

Severity Score

4.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

When navigating from inside an iframe while requesting fullscreen access, an attacker-controlled tab could have made the browser unable to leave fullscreen mode. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

Al navegar desde dentro de un iframe mientras se solicita acceso a pantalla completa, una pestaña controlada por un atacante podría haber impedido que el navegador saliera del modo de pantalla completa. Esta vulnerabilidad afecta a Firefox ESR < 91.5, Firefox < 96 y Thunderbird < 91.5.

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: When navigating from inside an iframe while requesting full screen access, an attacker-controlled tab could have made the browser unable to leave full screen mode.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-01-07 CVE Reserved
2022-01-13 CVE Published
2024-07-14 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-1021: Improper Restriction of Rendered UI Layers or Frames

CAPEC

References (6)

URL	Tag	Source
https://bugzilla.mozilla.org/show_bug.cgi?id=1739220	Issue Tracking

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.mozilla.org/security/advisories/mfsa2022-01	2022-12-29
https://www.mozilla.org/security/advisories/mfsa2022-02	2022-12-29
https://www.mozilla.org/security/advisories/mfsa2022-03	2022-12-29
https://access.redhat.com/security/cve/CVE-2022-22743	2022-01-12
https://bugzilla.redhat.com/show_bug.cgi?id=2039561	2022-01-12

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"				< 96.0 Search vendor "Mozilla" for product "Firefox" and version " < 96.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				< 91.5 Search vendor "Mozilla" for product "Firefox Esr" and version " < 91.5"		-		Affected
Mozilla Search vendor "Mozilla"		Thunderbird Search vendor "Mozilla" for product "Thunderbird"				< 91.5 Search vendor "Mozilla" for product "Thunderbird" and version " < 91.5"		-		Affected