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MitreCVE-2018-21052

HistoryApr 08, 2020 - 6:15 p.m.

CVE-2018-21052

2020-04-0818:15:13

CWE-119

mitre

web.nvd.nist.gov

samsung

mobile devices

exynos chipsets

software

vulnerability

arbitrary code execution

cve-2018-21052

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.6

Confidence

High

EPSS

0.001

Percentile

47.8%

JSON

An issue was discovered on Samsung mobile devices with N(7.x) and O(8.X) (Exynos chipsets) software. There is incorrect usage of shared memory in the vaultkeeper Trustlet, leading to arbitrary code execution. The Samsung ID is SVE-2018-12855 (October 2018).

Affected configurations

Nvd

Node

googleandroidMatch7.0

googleandroidMatch7.1.0

googleandroidMatch7.1.1

googleandroidMatch7.1.2

googleandroidMatch8.0

googleandroidMatch8.1

VendorProductVersionCPE
googleandroid7.0cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*
googleandroid7.1.0cpe:2.3:o:google:android:7.1.0:*:*:*:*:*:*:*
googleandroid7.1.1cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:*
googleandroid7.1.2cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*
googleandroid8.0cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
googleandroid8.1cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
google	android	7.0	cpe:2.3:o:google:android:7.0:::::::*
google	android	7.1.0	cpe:2.3:o:google:android:7.1.0:::::::*
google	android	7.1.1	cpe:2.3:o:google:android:7.1.1:::::::*
google	android	7.1.2	cpe:2.3:o:google:android:7.1.2:::::::*
google	android	8.0	cpe:2.3:o:google:android:8.0:::::::*
google	android	8.1	cpe:2.3:o:google:android:8.1:::::::*

References

security.samsungmobile.com/securityUpdate.smsb

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.6

Confidence

High

EPSS

0.001

Percentile

47.8%

JSON

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