Vulnerability Name:

CVE-2018-7928 (CCN-150770)

Assigned:2018-09-30
Published:2018-09-30
Updated:2020-02-24
Summary:There is a security vulnerability which could lead to Factory Reset Protection (FRP) bypass in the MyCloud APP with the versions before 8.1.2.303 installed on some Huawei smart phones. When re-configuring the mobile phone using the FRP function, an attacker can replace the old account with a new one through special steps by exploit this vulnerability. As a result, the FRP function is bypassed.
CVSS v3 Severity:4.6 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
4.0 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:P/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): 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): None
4.6 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
4.0 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:N/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): None
CVSS v2 Severity:3.6 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): Partial
4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2018-7928

Source: CONFIRM
Type: Vendor Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180930-01-mycloud-en

Source: XF
Type: UNKNOWN
huawei-cve20187928-sec-bypass(150770)

Source: CCN
Type: huawei-sa-20180930-01-mycloud
FRP Bypass Vulnerability in MyCloud APP of Huawei Smart Phones

Vulnerable Configuration:Configuration 1:
  • cpe:/a:westerndigital:my_cloud:*:*:*:*:*:android:*:* (Version < 8.1.2.303)

    • * Denotes that component is vulnerable
    BACK
    westerndigital my cloud *