Vulnerability CVE-2022-20441

Vulnerability Name:

CVE-2022-20441 (CCN-240232)

Assigned:

2021-10-14

Published:

2022-11-01

Updated:

2022-11-09

Summary:

In navigateUpTo of Task.java, there is a possible way to launch an unexported intent handler due to a logic error in the code. This could lead to local escalation of privilege if the targeted app has an intent trampoline, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-238605611

CVSS v3 Severity:

7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

8.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.3 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-noinfo

Vulnerability Consequences:

Gain Privilege

References:

Source: CCN
Type: Google Web site
Android

Source: MITRE
Type: CNA
CVE-2022-20441

Source: XF
Type: UNKNOWN
android-cve202220441-priv-esc(240232)

Source: CCN
Type: Android Open Source Project
Android Security Bulletin - November 2022

Vulnerable Configuration:

Configuration CCN 1:

cpe:/o:google:android:10:*:*:*:*:*:*:*

OR cpe:/o:google:android:11:*:*:*:*:*:*:*

OR cpe:/o:google:android:12:*:*:*:*:*:*:*

Denotes that component is vulnerable

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