Vulnerability Name:

CVE-2021-39727 (CCN-222001)

Assigned:2021-08-23
Published:2022-03-07
Updated:2022-03-23
Summary:In eicPresentationRetrieveEntryValue of acropora/app/identity/libeic/EicPresentation.c, there is a possible information disclosure due to a race condition. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-196388042References: N/A
CVSS v3 Severity:4.1 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N)
3.6 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/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): High
Privileges Required (PR): High
User Interaction (UI): None
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:L/UI:N/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: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
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-362
Vulnerability Consequences:Obtain Information
References:Source: CCN
Type: Google Web site
Android

Source: MITRE
Type: CNA
CVE-2021-39727

Source: XF
Type: UNKNOWN
android-cve202139727-info-disc(222001)

Source: CCN
Type: Android Open Source Project
Pixel Update Bulletin - March 2022

Source: MISC
Type: Vendor Advisory
https://source.android.com/security/bulletin/pixel/2022-03-01

Vulnerable Configuration:Configuration 1:
  • cpe:/o:google:android:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:google:android:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
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    google android -