CVE-2021-1817

Published on: 09/08/2021 12:00:00 AM UTC

Last Modified on: 09/16/2021 05:47:00 PM UTC

CVE-2021-1817

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

Certain versions of Ipados from Apple contain the following vulnerability:

A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may lead to arbitrary code execution.

CVE-2021-1817 has been assigned by [email protected] to track the vulnerability - currently rated as HIGH severity.
Affected Vendor/Software: Apple - iOS and iPadOS version < 14.5
Affected Vendor/Software: Apple - tvOS version < 14.5
Affected Vendor/Software: Apple - watchOS version < 7.4
Affected Vendor/Software: Apple - macOS version < 11.3

CVSS3 Score: 8.8 - HIGH

Attack Vector ^ⓘ	Attack Complexity	Privileges Required	User Interaction
NETWORK	LOW	NONE	REQUIRED
Scope	Confidentiality Impact	Integrity Impact	Availability Impact
UNCHANGED	HIGH	HIGH	HIGH

CVSS2 Score: 6.8 - MEDIUM

Access Vector^ⓘ	Access Complexity	Authentication
NETWORK	MEDIUM	NONE
Confidentiality Impact	Integrity Impact	Availability Impact
PARTIAL	PARTIAL	PARTIAL

CVE References

Description	Tags ^ⓘ	Link
About the security content of macOS Big Sur 11.3 - Apple Support	support.apple.com text/html	MISC support.apple.com/en-us/HT212325
About the security content of watchOS 7.4 - Apple Support	support.apple.com text/html	MISC support.apple.com/en-us/HT212324
About the security content of tvOS 14.5 - Apple Support	support.apple.com text/html	MISC support.apple.com/en-us/HT212323
About the security content of iOS 14.5 and iPadOS 14.5 - Apple Support	support.apple.com text/html	MISC support.apple.com/en-us/HT212317

By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].

Related QID Numbers

179530 Debian Security Update for wpewebkitwebkit2gtk (CVE-2021-1817)
296065 Oracle Solaris 11.4 Support Repository Update (SRU) 39.107.1 Missing (CPUOCT2021)
375503 Apple MacOS Big Sur 11.3 Not Installed (HT212325)
501938 Alpine Linux Security Update for webkit2gtk
610334 Apple iOS 14.5 and iPadOS 14.5 Security Update Missing (HT212317)
710570 Gentoo Linux WebkitGTK+ Multiple Vulnerabilities (GLSA 202202-01)
751623 SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2022:0142-1)
751646 SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2022:0183-1)
751648 SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2022:0182-1)
751659 OpenSUSE Security Update for webkit2gtk3 (openSUSE-SU-2022:0182-1)
751755 OpenSUSE Security Update for webkit2gtk3 (openSUSE-SU-2022:0182-2)
960096 Rocky Linux Security Update for GNOME (RLSA-2021:1586)

Known Affected Configurations (CPE V2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Operating System	Apple	Ipados	All	All	All	All
Operating System	Apple	Iphone Os	All	All	All	All
Operating System	Apple	Macos	All	All	All	All
Operating System	Apple	Tvos	All	All	All	All
Operating System	Apple	Watchos	All	All	All	All

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*:
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*:
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*:
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*:
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*:

No vendor comments have been submitted for this CVE

Social Mentions

Source	Title	Posted (UTC)