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cve[email protected]CVE-2022-20567
HistoryDec 16, 2022 - 4:15 p.m.

CVE-2022-20567

2022-12-1616:15:00
CWE-362
web.nvd.nist.gov
40
cve-2022-20567
android
privilege escalation
system execution
race condition
vulnerability
nvd
security fix

6.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

3.4 Low

CVSS2

Access Vector

LOCAL

Access Complexity

HIGH

Authentication

MULTIPLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:H/Au:M/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.3%

In pppol2tp_create of l2tp_ppp.c, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-186777253References: Upstream kernel

CPENameOperatorVersion
google:androidgoogle androideq-

6.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

3.4 Low

CVSS2

Access Vector

LOCAL

Access Complexity

HIGH

Authentication

MULTIPLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:H/Au:M/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.3%