Vulnerability Name:

CVE-2019-2046 (CCN-160734)

Assigned:2018-12-10
Published:2019-05-06
Updated:2021-07-21
Summary:In CalculateInstanceSizeForDerivedClass of objects.cc, there is possible memory corruption due to an integer overflow. This could lead to remote code execution in the proxy auto-config with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9 Android ID: A-117556220
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/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): Network
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
9.8 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/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): Network
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:10.0 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-190
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2019-2046

Source: CCN
Type: Google Web site
Android

Source: XF
Type: UNKNOWN
android-cve20192046-overflow(160734)

Source: CCN
Type: Android Open Source Project
Android Security Bulletin — May 2019

Source: CONFIRM
Type: Vendor Advisory
https://source.android.com/security/bulletin/2019-05-01

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2019-2046

Vulnerable Configuration:Configuration 1:
  • cpe:/o:google:android:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:8.1:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:7.1.1:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:7.1.2:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:9.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:7.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:google:android:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:7.1.1:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:7.1.2:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:8.1:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:9.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    google android 8.0
    google android 8.1
    google android 7.1.1
    google android 7.1.2
    google android 9.0
    google android 7.0
    google android 7.0
    google android 7.1.1
    google android 7.1.2
    google android 8.0
    google android 8.1
    google android 9.0