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CVE-2021-1771
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. A user that is removed from an iMessage group could rejoin the group..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 4.3/10
- Exploit Score
- 8.6/10
- Access Vector
- Network
- Access Complexity
- Medium
- Authentication Required
- None
- Impact Score
- 2.9/10
- Confidentiality Impact
- None
- Availability Impact
- None
- Integrity Impact
- Partial
CVSSv3.1 Score
- Severity
- Low
- Base Score
- 3.3/10
- Exploit Score
- 1.8/10
- Access Vector
- Local
- Access Complexity
- Low
- Privileges Required
- None
- Impact Score
- 1.4/10
- Confidentiality Impact
- None
- Availability Impact
- None
- Integrity Impact
- Low
- 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: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:macos:*:*:*:*:*:*:*:* |
Yes
|
11.0 | 11.2 | |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*: |
Yes
|
- | - | |
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*: |
Yes
|
- | - |