Vulnerability CVE-2021-39700

Vulnerability Name:

CVE-2021-39700 (CCN-226344)

Assigned:

2021-08-23

Published:

2022-05-03

Updated:

2022-05-16

Summary:

In the policies of adbd.te, there was a logic error which caused the CTS Listening Ports Test to report invalid results. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-201645790

CVSS v3 Severity:

5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): None Availibility (A): None

6.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
5.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/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): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): None Availibility (A): None

CVSS v2 Severity:

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

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

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

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

Vulnerability Type:

CWE-noinfo

Vulnerability Consequences:

Obtain Information

References:

Source: CCN
Type: Google Web site
Android

Source: MITRE
Type: CNA
CVE-2021-39700

Source: XF
Type: UNKNOWN
android-cve202139700-info-disc(226344)

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

Source: MISC
Type: Vendor Advisory
https://source.android.com/security/bulletin/2022-05-01

Vulnerable Configuration:

Configuration 1:

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

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

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

Configuration CCN 1:

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

Denotes that component is vulnerable

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