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[email protected]NVD:CVE-2021-39675

HistoryFeb 11, 2022 - 6:15 p.m.

CVE-2021-39675

2022-02-1118:15:10

CWE-787

[email protected]

web.nvd.nist.gov

buffer overflow

remote privilege escalation

android-12

gki_getbuf

heap overflow

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

EPSS

0.001

Percentile

48.5%

JSON

In GKI_getbuf of gki_buffer.cc, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-205729183

Affected configurations

Nvd

Node

googleandroidMatch12.0

VendorProductVersionCPE
googleandroid12.0cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
google	android	12.0	cpe:2.3:o:google:android:12.0:::::::*

References

source.android.com/security/bulletin/2022-02-01

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

EPSS

0.001

Percentile

48.5%

JSON

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