CVE-2021-1740
CVSS V2 Low 2.1
CVSS V3 Medium 5.5
Description
A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A local user may be able to modify protected parts of the file system.
Overview
- CVE ID
- CVE-2021-1740
- Assigner
- product-security@apple.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-08T15:15:09
- Last Modified Date
- 2021-09-15T15:20:22
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* | 1 | OR | 14.5 | |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | 1 | OR | 14.5 | |
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | 1 | OR | 10.15 | 10.15.5 |
| 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:supplemental_update:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* | 1 | OR | 11.0 | 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:L/AC:L/Au:N/C:N/I:P/A:N
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 2.1
- Severity
- LOW
- Exploitability Score
- 3.9
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- 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/HT212317 | Vendor Advisory |
| https://support.apple.com/en-us/HT212325 | Vendor Advisory |
| https://support.apple.com/en-us/HT212326 | 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-2021-1740 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1740 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:05:13 | Added to TrackCVE | |||
| 2022-12-05 09:57:17 | 2021-09-08T15:15Z | 2021-09-08T15:15:09 | CVE Published Date | updated |
| 2022-12-05 09:57:17 | 2021-09-15T15:20:22 | CVE Modified Date | updated | |
| 2022-12-05 09:57:17 | Analyzed | Vulnerability Status | updated |