CVE-2021-1811

medium
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

A logic issue was addressed with improved state management. This issue is fixed in iTunes 12.11.3 for Windows, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iCloud for Windows 12.3, macOS Big Sur 11.3, watchOS 7.4, tvOS 14.5, iOS 14.5 and iPadOS 14.5. Processing a maliciously crafted font may result in the disclosure of process memory.

References

https://support.apple.com/en-us/HT212321

https://support.apple.com/en-us/HT212319

https://support.apple.com/en-us/HT212327

https://support.apple.com/en-us/HT212317

https://support.apple.com/en-us/HT212325

https://support.apple.com/en-us/HT212326

https://support.apple.com/en-us/HT212323

https://support.apple.com/en-us/HT212324

Details

Source: MITRE

Published: 2021-09-08

Updated: 2021-09-16

Risk Information

CVSS v2

Base Score: 4.3

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

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 6.5

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

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*

cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*

cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* versions from 10.14 to 10.14.5 (inclusive)

cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-002:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* versions from 10.15 to 10.15.5 (inclusive)

cpe:2.3:o:apple:mac_os_x:10.15.6:-:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.15.6:supplemental_update:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*

cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*

cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*

cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

Tenable Plugins

View all (6 total)

IDNameProductFamilySeverity
149061Apple iOS < 14.5 Multiple Vulnerabilities (HT212317)NessusMobile Devices
high
149043macOS 10.14.x < 10.14.6 Security Update 2021-003 Mojave (HT212327)NessusMacOS X Local Security Checks
critical
149042macOS 10.15.x < 10.15.7 Security Update 2021-002 Catalina (HT212326)NessusMacOS X Local Security Checks
critical
149041macOS 11.x < 11.3 (HT212325)NessusMacOS X Local Security Checks
critical
149023Apple iTunes < 12.11.3 Multiple Vulnerabilities (credentialed check)NessusWindows
medium
149022Apple iTunes < 12.11.3 Multiple Vulnerabilities (uncredentialed check)NessusPeer-To-Peer File Sharing
medium