CVE-2021-30720
CVSS V2 Medium 5.8
CVSS V3 Medium 5.4
Description
A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious website may be able to access restricted ports on arbitrary servers.
Overview
- CVE ID
- CVE-2021-30720
- Assigner
- product-security@apple.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-08T14:15:08
- Last Modified Date
- 2023-01-09T16:41:59
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | 1 | OR | 14.1.1 | |
| cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* | 1 | OR | 14.6 | |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | 1 | OR | 14.6 | |
| cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* | 1 | OR | 11.0.1 | 11.4 |
| cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | 1 | OR | 14.6 | |
| cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | 1 | OR | 7.5 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 5.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 4.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- LOW
- Availability Impact
- NONE
- Base Score
- 5.4
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 2.5
References
| Reference URL | Reference Tags |
|---|---|
| https://support.apple.com/en-us/HT212529 | Vendor Advisory |
| https://support.apple.com/en-us/HT212528 | Vendor Advisory |
| https://support.apple.com/en-us/HT212534 | Vendor Advisory |
| https://support.apple.com/en-us/HT212532 | Vendor Advisory |
| https://support.apple.com/en-us/HT212533 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-30720 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30720 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:54:06 | Added to TrackCVE | |||
| 2022-12-05 09:51:37 | 2021-09-08T14:15Z | 2021-09-08T14:15:08 | CVE Published Date | updated |
| 2022-12-05 09:51:37 | 2021-09-22T14:22:20 | CVE Modified Date | updated | |
| 2022-12-05 09:51:37 | Analyzed | Vulnerability Status | updated | |
| 2023-01-09 17:14:13 | 2023-01-09T16:41:59 | CVE Modified Date | updated |