CVE-2019-14239
CVSS V2 Medium 4.6
CVSS V3 Medium 6.6
Description
On NXP Kinetis KV1x, Kinetis KV3x, and Kinetis K8x devices, Flash Access Controls (FAC) (a software IP protection method for execute-only access) can be defeated by leveraging a load instruction inside the execute-only region to expose the protected code into a CPU register.
Overview
- CVE ID
- CVE-2019-14239
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2019-09-24T19:15:11
- Last Modified Date
- 2019-09-25T13:45:18
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:nxp:kinetis_kv1x_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:nxp:kinetis_kv1x:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:nxp:kinetis_kv3x_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:nxp:kinetis_kv3x:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:nxp:kinetis_k8x_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:nxp:kinetis_k8x:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 4.6
- Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- PHYSICAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 6.6
- Base Severity
- MEDIUM
- Exploitability Score
- 0.7
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.usenix.org/system/files/woot19-paper_schink.pdf | Exploit Mitigation Third Party Advisory |
| https://www.usenix.org/conference/woot19/presentation/schink | Exploit Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-14239 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14239 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:45:42 | Added to TrackCVE | |||
| 2022-12-04 03:06:16 | 2019-09-24T19:15Z | 2019-09-24T19:15:11 | CVE Published Date | updated |
| 2022-12-04 03:06:16 | 2019-09-25T13:45:18 | CVE Modified Date | updated | |
| 2022-12-04 03:06:16 | Analyzed | Vulnerability Status | updated |