CVE-2021-30795
CVSS V2 High 9.3
CVSS V3 High 8.8
Description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution.
Overview
- CVE ID
- CVE-2021-30795
- Assigner
- product-security@apple.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-08T14:15:11
- Last Modified Date
- 2021-09-16T14:10:04
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | 1 | OR | 14.1.2 | |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | 1 | OR | 14.7 | |
| cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* | 1 | OR | 11.0 | 11.5 |
| cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | 1 | OR | 14.7 | |
| cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | 1 | OR | 7.6 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:C/I:C/A:C
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 9.3
- Severity
- HIGH
- Exploitability Score
- 8.6
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 8.8
- Base Severity
- HIGH
- Exploitability Score
- 2.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://support.apple.com/en-us/HT212606 | Vendor Advisory |
| https://support.apple.com/en-us/HT212604 | Vendor Advisory |
| https://support.apple.com/en-us/HT212605 | Vendor Advisory |
| https://support.apple.com/en-us/HT212602 | Vendor Advisory |
| https://support.apple.com/en-us/HT212601 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-30795 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30795 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:05:01 | Added to TrackCVE | |||
| 2022-12-05 09:56:16 | 2021-09-08T14:15Z | 2021-09-08T14:15:11 | CVE Published Date | updated |
| 2022-12-05 09:56:16 | 2021-09-16T14:10:04 | CVE Modified Date | updated | |
| 2022-12-05 09:56:16 | Analyzed | Vulnerability Status | updated |