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CVE-2021-1788

CVE information

Published

3 years ago

Last Modified

5 months ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

High

Impact Analysis

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Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code execution..

CVSSv2.0 Score

Severity
Medium
Base Score
6.8/10
Exploit Score
8.6/10
Access Vector
Network
Access Complexity
Medium
Authentication Required
None
Impact Score
6.4/10
Confidentiality Impact
Partial
Availability Impact
Partial
Integrity Impact
Partial

CVSSv3.1 Score

Severity
High
Base Score
8.8/10
Exploit Score
2.8/10
Access Vector
Network
Access Complexity
Low
Privileges Required
None
Impact Score
5.9/10
Confidentiality Impact
High
Availability Impact
High
Integrity Impact
High
Scope
Unchanged
User Interaction
Required

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
  Yes
10.15 10.15.7
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
  Yes
10.14 10.14.6
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:
  Yes
- -
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
  Yes
- 14.4
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
  Yes
- 14.4
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
  Yes
- 14.4
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
  Yes
- 7.3
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
  Yes
11.0 11.2
cpe:2.3:o:apple:safari:*:*:*:*:*:*:*:*
  Yes
- 14.0.3
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
  Yes
- -

References