CVE-2020-9943
CVSS V2 Medium 4.3
CVSS V3 Medium 5.5
Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0. A malicious application may be able to read restricted memory.
Overview
- CVE ID
- CVE-2020-9943
- Assigner
- product-security@apple.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-12-08T20:15:16
- Last Modified Date
- 2022-06-02T19:07:25
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* | 1 | OR | 14.0 | |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | 1 | OR | 14.0 | |
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | 1 | OR | 11.0.1 | |
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | 1 | OR | 10.14 | 10.14.6 |
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | 1 | OR | 10.15 | 10.15.7 |
| cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | 1 | OR | 14.0 | |
| cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | 1 | OR | 7.0 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 4.3
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 5.5
- Base Severity
- MEDIUM
- Exploitability Score
- 1.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://support.apple.com/en-us/HT211844 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/HT211843 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/HT211931 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/HT211850 | Release Notes Vendor Advisory |
| https://support.apple.com/kb/HT212011 | |
| http://seclists.org/fulldisclosure/2020/Dec/32 | |
| http://seclists.org/fulldisclosure/2020/Dec/26 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-9943 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9943 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:30:14 | Added to TrackCVE | |||
| 2022-12-05 17:43:06 | 2020-12-08T20:15Z | 2020-12-08T20:15:16 | CVE Published Date | updated |
| 2022-12-05 17:43:06 | 2022-06-02T19:07:25 | CVE Modified Date | updated | |
| 2022-12-05 17:43:06 | Analyzed | Vulnerability Status | updated |