Vulnerability Name:

CVE-2019-20554 (CCN-178631)

Assigned:2020-03-23
Published:2020-03-23
Updated:2021-07-21
Summary:An issue was discovered on Samsung mobile devices with O(8.x) software. Attackers can bypass Factory Reset Protection (FRP) via an external keyboard. The Samsung ID is SVE-2019-15164 (October 2019).
CVSS v3 Severity:6.2 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
5.4 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/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): None
Integrity (I): High
Availibility (A): None
5.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L)
4.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Physical
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): Low
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:C/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): Partial
Vulnerability Type:CWE-20
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2019-20554

Source: XF
Type: UNKNOWN
samsung-cve201920554-sec-bypass(178631)

Source: CCN
Type: Samsung Mobile Web site
Android Security Updates

Source: CONFIRM
Type: Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb

Vulnerable Configuration:Configuration 1:
  • cpe:/o:google:android:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:8.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    google android 8.0
    google android 8.1