CVE-2021-23957

2021-02-2603:15:13

Alpine Linux Development Team

security.alpinelinux.org

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

7.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

7.5

Confidence

High

EPSS

0.001

Percentile

34.9%

JSON

Navigations through the Android-specific intent URL scheme could have been misused to escape iframe sandbox. Note: This issue only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 85.

OSVersionArchitecturePackageVersionFilename
Alpineedge-communitynoarchfirefox< 85.0-r0UNKNOWN
Alpineedge-communitynoarchlibrewolf< 85.0-r0UNKNOWN
Alpine3.13-communitynoarchfirefox< 85.0-r0UNKNOWN
Alpine3.14-communitynoarchfirefox< 85.0-r0UNKNOWN
Alpine3.15-communitynoarchfirefox< 85.0-r0UNKNOWN
Alpine3.16-communitynoarchfirefox< 85.0-r0UNKNOWN
Alpine3.17-communitynoarchfirefox< 85.0-r0UNKNOWN
Alpine3.18-communitynoarchfirefox< 85.0-r0UNKNOWN
Alpine3.19-communitynoarchfirefox< 85.0-r0UNKNOWN
Alpine3.20-communitynoarchfirefox< 85.0-r0UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Alpine	edge-community	noarch	firefox	< 85.0-r0	UNKNOWN
Alpine	edge-community	noarch	librewolf	< 85.0-r0	UNKNOWN
Alpine	3.13-community	noarch	firefox	< 85.0-r0	UNKNOWN
Alpine	3.14-community	noarch	firefox	< 85.0-r0	UNKNOWN
Alpine	3.15-community	noarch	firefox	< 85.0-r0	UNKNOWN
Alpine	3.16-community	noarch	firefox	< 85.0-r0	UNKNOWN
Alpine	3.17-community	noarch	firefox	< 85.0-r0	UNKNOWN
Alpine	3.18-community	noarch	firefox	< 85.0-r0	UNKNOWN
Alpine	3.19-community	noarch	firefox	< 85.0-r0	UNKNOWN
Alpine	3.20-community	noarch	firefox	< 85.0-r0	UNKNOWN