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redhatcveRedhat.comRH:CVE-2021-4140
HistoryJan 12, 2022 - 11:22 p.m.

CVE-2021-4140

2022-01-1223:22:02
redhat.com
access.redhat.com
28
mozilla foundation
xslt
flaw
iframe sandbox

CVSS3

10

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS

0.003

Percentile

65.6%

The Mozilla Foundation Security Advisory describes this flaw as: It was possible to construct specific XSLT markups that would enable someone to bypass an iframe sandbox.

CVSS3

10

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS

0.003

Percentile

65.6%