Vulnerability Name:

CVE-2019-20778 (CCN-180150)

Assigned:2020-04-17
Published:2020-04-17
Updated:2020-04-22
Summary:An issue was discovered on LG mobile devices with Android OS 7.0, 7.1, 7.2, 8.0, 8.1, and 9.0 software. The Backup subsystem does not properly restrict operations or validate their input. The LG ID is LVE-SMP-190004 (June 2019).
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
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:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
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-20
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2019-20778

Source: XF
Type: UNKNOWN
lg-cve201920778-weak-security(180150)

Source: CCN
Type: LG Security Web site
LG Security Bulletins

Source: CONFIRM
Type: Vendor Advisory
https://lgsecurity.lge.com/

Vulnerable Configuration:Configuration 1:
  • cpe:/o:google:android:7.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:7.1:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:7.2:*:*:*:*:*:*:*
  • 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 7.0
    google android 7.1
    google android 7.2
    google android 8.0
    google android 8.1
    google android 9.0