Vulnerability CVE-2022-20230

Vulnerability Name:

CVE-2022-20230 (CCN-231230)

Assigned:

2021-10-14

Published:

2022-07-06

Updated:

2022-07-26

Summary:

In choosePrivateKeyAlias of KeyChain.java, there is a possible access to the user's certificate due to improper input validation. This could lead to local information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-221859869

CVSS v3 Severity:

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

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

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

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

CVSS v2 Severity:

1.9 Low (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:N/A:N)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): None Availibility (A): None

4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:N/A:N)

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

Vulnerability Type:

CWE-20

Vulnerability Consequences:

Obtain Information

References:

Source: MITRE
Type: CNA
CVE-2022-20230

Source: XF
Type: UNKNOWN
android-cve202220230-info-disc(231230)

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

Source: MISC
Type: Patch, Vendor Advisory
https://source.android.com/security/bulletin/2022-07-01

Vulnerable Configuration:

Configuration 1:

cpe:/o:google:android:10.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:11.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:12.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:12.1:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/o:google:android:-:*:*:*:*:*:*:*

Denotes that component is vulnerable

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