CVE-2019-20607

CVSS V2 High 10 CVSS V3 Critical 9.8
Description
An issue was discovered on Samsung mobile devices with N(7.x), O(8.x), and P(9.0) (MSM8996, MSM8998, Exynos7420, Exynos7870, Exynos8890, and Exynos8895 chipsets) software. A heap overflow in the keymaster Trustlet allows attackers to write to TEE memory, and achieve arbitrary code execution. The Samsung ID is SVE-2019-14126 (May 2019).
Overview
  • CVE ID
  • CVE-2019-20607
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-03-24T20:15:13
  • Last Modified Date
  • 2020-03-30T14:26:51
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:7.1.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:qualcomm:msm8996:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:qualcomm:msm8998:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:samsung:exynos_7420:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:samsung:exynos_7870:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:samsung:exynos_8890:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:samsung:exynos_8895:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 10
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://security.samsungmobile.com/securityUpdate.smsb Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-20607
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20607
History
Created Old Value New Value Data Type Notes
2022-05-10 16:45:53 Added to TrackCVE
2022-12-04 13:27:06 2020-03-24T20:15Z 2020-03-24T20:15:13 CVE Published Date updated
2022-12-04 13:27:06 2020-03-30T14:26:51 CVE Modified Date updated
2022-12-04 13:27:06 Analyzed Vulnerability Status updated