Vulnerability CVE-2021-30884

Vulnerability Name:

CVE-2021-30884 (CCN-212485)

Assigned:

2021-08-24

Published:

2021-08-24

Updated:

2023-01-09

Summary:

The issue was resolved with additional restrictions on CSS compositing. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Visiting a maliciously crafted website may reveal a user's browsing history.

CVSS v3 Severity:

4.7 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N)
4.1 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): Low Integrity (I): None Availibility (A): None

4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): Low Integrity (I): None Availibility (A): None

4.7 Medium (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N)
4.1 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): Low Integrity (I): None Availibility (A): None

CVSS v2 Severity:

4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): None Availibility (A): None

4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Partial Integrity (I): None Availibility (A): None

Vulnerability Type:

CWE-200

Vulnerability Consequences:

Obtain Information

References:

Source: MITRE
Type: CNA
CVE-2021-30884

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: XF
Type: UNKNOWN
apple-ios-cve202130884-info-disc(212485)

Source: CCN
Type: Apple security document HT212814
About the security content of iOS 15 and iPadOS 15

Source: cve@mitre.org
Type: Vendor Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Vendor Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Vendor Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Vendor Advisory
cve@mitre.org

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-30884

Vulnerable Configuration:

Configuration RedHat 1:

cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

Configuration RedHat 2:

cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*

Configuration CCN 1:

cpe:/o:apple:ipados:14.8:*:*:*:*:*:*:*

OR cpe:/o:apple:iphone_os:14.8:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:8033	P	libjavascriptcoregtk-5_0-0-2.38.6-150400.4.39.1 on GA media (Moderate)	2023-06-20
oval:org.opensuse.security:def:7603	P	libjavascriptcoregtk-4_0-18-2.38.6-150400.4.39.1 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:7941	P	libjavascriptcoregtk-4_1-0-2.38.6-150400.4.39.1 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:3401	P	xen-4.12.1_06-1.1 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:3018	P	augeas-1.10.1-2.6 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:3320	P	pam_yubico-2.26-1.25 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:94648	P	libjavascriptcoregtk-4_0-18-2.36.0-150400.2.13 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:94950	P	libjavascriptcoregtk-4_1-0-2.36.0-150400.2.13 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:95031	P	libjavascriptcoregtk-5_0-0-2.36.0-150400.2.12 on GA media (Moderate)	2022-06-22
oval:com.redhat.rhsa:def:20221777	P	RHSA-2022:1777: webkit2gtk3 security, bug fix, and enhancement update (Moderate)	2022-05-10
oval:org.opensuse.security:def:119097	P	Security update for webkit2gtk3 (Important)	2022-02-17
oval:org.opensuse.security:def:118905	P	Security update for webkit2gtk3 (Important)	2022-01-25
oval:org.opensuse.security:def:101609	P	Security update for webkit2gtk3 (Important)	2022-01-25
oval:org.opensuse.security:def:119587	P	Security update for webkit2gtk3 (Important)	2022-01-25
oval:org.opensuse.security:def:1070	P	Security update for webkit2gtk3 (Important)	2022-01-25
oval:org.opensuse.security:def:101759	P	Security update for webkit2gtk3 (Important)	2022-01-25
oval:org.opensuse.security:def:119212	P	Security update for webkit2gtk3 (Important)	2022-01-25
oval:org.opensuse.security:def:118715	P	Security update for webkit2gtk3 (Important)	2022-01-25
oval:org.opensuse.security:def:119402	P	Security update for webkit2gtk3 (Important)	2022-01-25
oval:org.opensuse.security:def:898	P	Security update for webkit2gtk3 (Important)	2022-01-25
oval:org.opensuse.security:def:127265	P	Security update for webkit2gtk3 (Important)	2022-01-20
oval:org.opensuse.security:def:5226	P	Security update for webkit2gtk3 (Important)	2022-01-20
oval:org.opensuse.security:def:125702	P	Security update for webkit2gtk3 (Important)	2022-01-20
oval:org.opensuse.security:def:6020	P	Security update for webkit2gtk3 (Important)	2022-01-20
oval:org.opensuse.security:def:126868	P	Security update for webkit2gtk3 (Important)	2022-01-20

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