CVE-2021-30743
CVSS V2 Medium 6.8
CVSS V3 High 7.8
Description
An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. Processing a maliciously crafted image may lead to arbitrary code execution.
Overview
- CVE ID
- CVE-2021-30743
- Assigner
- product-security@apple.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-08T14:15:09
- Last Modified Date
- 2023-01-09T16:41:59
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* | 1 | OR | 14.5 | |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | 1 | OR | 14.5 | |
| cpe:2.3:o:apple:mac_os_x:10.15:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.1:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.2:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.3:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.4:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.5:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.6:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.6:-:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.6:supplemental_update:*:*:*:*:*:* | 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:-:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* | 1 | OR | 11.0.1 | 11.3 |
| cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | 1 | OR | 14.5 | |
| cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | 1 | OR | 7.4 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://support.apple.com/en-us/HT212530 | Vendor Advisory |
| https://support.apple.com/en-us/HT212317 | Vendor Advisory |
| https://support.apple.com/en-us/HT212325 | Vendor Advisory |
| https://support.apple.com/en-us/HT212323 | Vendor Advisory |
| https://support.apple.com/en-us/HT212324 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-30743 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30743 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:54:04 | Added to TrackCVE | |||
| 2022-12-05 09:53:05 | 2021-09-08T14:15Z | 2021-09-08T14:15:09 | CVE Published Date | updated |
| 2022-12-05 09:53:05 | 2021-09-22T14:22:22 | CVE Modified Date | updated | |
| 2022-12-05 09:53:05 | Analyzed | Vulnerability Status | updated | |
| 2023-01-09 17:14:16 | 2023-01-09T16:41:59 | CVE Modified Date | updated |