4.6
MEDIUM
CVE-2017-2721
Huawei Smart Phones Factory Reset Protection (FRP) Bypass Vulnerability
Description

Some Huawei smart phones with software Berlin-L21C10B130,Berlin-L21C185B133,Berlin-L21HNC10B131,Berlin-L21HNC185B140,Berlin-L21HNC432B151,Berlin-L22C636B160,Berlin-L22HNC636B130,Berlin-L22HNC675B150CUSTC675D001,Berlin-L23C605B131,Berlin-L24HNC567B110,FRD-L02C432B120,FRD-L02C635B130,FRD-L02C675B170CUSTC675D001,FRD-L04C567B162,FRD-L04C605B131,FRD-L09C10B130,FRD-L09C185B130,FRD-L09C432B131,FRD-L09C636B130,FRD-L14C567B162,FRD-L19C10B130,FRD-L19C432B131,FRD-L19C636B130 have a factory Reset Protection (FRP) bypass security vulnerability. When re-configuring the mobile phone using the factory reset protection (FRP) function, an attacker can login the configuration flow by Swype Keyboard and can perform some operations to update the Google account. As a result, the FRP function is bypassed.

INFO

Published Date :

Nov. 22, 2017, 7:29 p.m.

Last Modified :

Nov. 21, 2024, 3:24 a.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

0.9
Affected Products

The following products are affected by CVE-2017-2721 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Huawei berlin-l21_firmware
2 Huawei berlin-l21hn_firmware
3 Huawei berlin-l22_firmware
4 Huawei berlin-l22hn_firmware
5 Huawei berlin-l23_firmware
6 Huawei berlin-l24hn_firmware
7 Huawei frd-l02_firmware
8 Huawei frd-l04_firmware
9 Huawei frd-l09_firmware
10 Huawei frd-l14_firmware
11 Huawei frd-l19_firmware
12 Huawei berlin-l21
13 Huawei berlin-l21hn
14 Huawei berlin-l22
15 Huawei berlin-l22hn
16 Huawei berlin-l23
17 Huawei berlin-l24hn
18 Huawei frd-l02
19 Huawei frd-l04
20 Huawei frd-l09
21 Huawei frd-l14
22 Huawei frd-l19
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2017-2721.

URL Resource
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170920-01-frpbypass-en Issue Tracking Vendor Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170920-01-frpbypass-en Issue Tracking Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-2721 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-2721 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170920-01-frpbypass-en
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-264 CWE-287
  • Initial Analysis by [email protected]

    Dec. 12, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:L/AC:L/Au:N/C:N/I:P/A:N)
    Added CVSS V3 AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
    Changed Reference Type http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170920-01-frpbypass-en No Types Assigned http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170920-01-frpbypass-en Issue Tracking, Vendor Advisory
    Added CWE CWE-264
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:berlin-l21_firmware:berlin-l21c10b130:*:*:*:*:*:*:* *cpe:2.3:o:huawei:berlin-l21_firmware:berlin-l21c185b133:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:berlin-l21:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:berlin-l21hn_firmware:berlin-l21hnc10b131:*:*:*:*:*:*:* *cpe:2.3:o:huawei:berlin-l21hn_firmware:berlin-l21hnc185b140:*:*:*:*:*:*:* *cpe:2.3:o:huawei:berlin-l21hn_firmware:berlin-l21hnc432b151:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:berlin-l21hn:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:berlin-l22_firmware:berlin-l22c636b160:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:berlin-l22:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:berlin-l22hn_firmware:berlin-l22hnc636b130:*:*:*:*:*:*:* *cpe:2.3:o:huawei:berlin-l22hn_firmware:berlin-l22hnc675b150custc675d001:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:berlin-l22hn:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:berlin-l23_firmware:berlin-l23c605b131:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:berlin-l23:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:berlin-l24hn_firmware:berlin-l24hnc567b110:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:berlin-l24hn:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:frd-l02_firmware:frd-l02c432b120:*:*:*:*:*:*:* *cpe:2.3:o:huawei:frd-l02_firmware:frd-l02c635b130:*:*:*:*:*:*:* *cpe:2.3:o:huawei:frd-l02_firmware:frd-l02c675b170custc675d001:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:frd-l02:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:frd-l04_firmware:frd-l04c567b162:*:*:*:*:*:*:* *cpe:2.3:o:huawei:frd-l04_firmware:frd-l04c605b131:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:frd-l04:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:frd-l09_firmware:frd-l09c10b130:*:*:*:*:*:*:* *cpe:2.3:o:huawei:frd-l09_firmware:frd-l09c185b130:*:*:*:*:*:*:* *cpe:2.3:o:huawei:frd-l09_firmware:frd-l09c432b131:*:*:*:*:*:*:* *cpe:2.3:o:huawei:frd-l09_firmware:frd-l09c636b130:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:frd-l09:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:frd-l14_firmware:frd-l14c567b162:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:frd-l14:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:huawei:frd-l19_firmware:frd-l19c10b130:*:*:*:*:*:*:* *cpe:2.3:o:huawei:frd-l19_firmware:frd-l19c432b131:*:*:*:*:*:*:* *cpe:2.3:o:huawei:frd-l19_firmware:frd-l19c636b130:*:*:*:*:*:*:* OR cpe:2.3:h:huawei:frd-l19:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-2721 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.07 }} 0.01%

score

0.29812

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability