Lucene search

K
osvGoogleOSV:ASB-A-240663194
HistoryDec 01, 2022 - 12:00 a.m.

Task hijacking of apps that set allowTaskReparenting="true"

2022-12-0100:00:00
Google
osv.dev
6
hijacking
allowtaskreparenting
local escalation

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

In test of ResetTargetTaskHelper.java, there is a possible hijacking of any app which sets allowTaskReparenting=“true” due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

Related for OSV:ASB-A-240663194