CVE-2020-27950
CVSS V2 High 7.1
CVSS V3 Medium 5.5
Description
A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.
Overview
- CVE ID
- CVE-2020-27950
- Assigner
- product-security@apple.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-12-08T21:15:13
- Last Modified Date
- 2021-02-11T19:50:01
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* | 1 | OR | 14.2 | |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | 1 | OR | 12.4.9 | |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | 1 | OR | 14.0 | 14.2 |
| cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* | 1 | OR | 10.15.7 | |
| cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* | 1 | OR | 11.0 | 11.0.1 |
| cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | 1 | OR | 5.3.9 | |
| cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | 1 | OR | 6.0 | 6.2.9 |
| cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | 1 | OR | 7.0 | 7.1 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:C/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 7.1
- Severity
- HIGH
- Exploitability Score
- 8.6
- Impact Score
- 6.9
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/HT211929 | Vendor Advisory |
| https://support.apple.com/en-us/HT211928 | Vendor Advisory |
| https://support.apple.com/en-us/HT211947 | Vendor Advisory |
| https://support.apple.com/en-us/HT211946 | Vendor Advisory |
| https://support.apple.com/en-us/HT211931 | Vendor Advisory |
| https://support.apple.com/en-us/HT211945 | Vendor Advisory |
| https://support.apple.com/en-us/HT211944 | Vendor Advisory |
| https://support.apple.com/en-us/HT211940 | Vendor Advisory |
| http://seclists.org/fulldisclosure/2020/Dec/32 | Mailing List Third Party Advisory |
| http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html | Third Party Advisory VDB Entry |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-27950 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27950 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:23:36 | Added to TrackCVE | |||
| 2022-12-05 17:46:19 | 2020-12-08T21:15Z | 2020-12-08T21:15:13 | CVE Published Date | updated |
| 2022-12-05 17:46:19 | 2021-02-11T19:50:01 | CVE Modified Date | updated | |
| 2022-12-05 17:46:20 | Analyzed | Vulnerability Status | updated |