CVE-2021-20733
"Asken Diet Android URL Scheme Authorization Bypass"
Description
Improper authorization in handler for custom URL scheme vulnerability in あすけんダイエット (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App.
INFO
Published Date :
June 22, 2021, 2:15 a.m.
Last Modified :
Nov. 21, 2024, 5:47 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
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-2021-20733.
| URL | Resource |
|---|---|
| https://jvn.jp/en/jp/JVN38034268/index.html | Third Party Advisory |
| https://www.asken.jp/s/login/?to=/information | Permissions Required Vendor Advisory |
| https://jvn.jp/en/jp/JVN38034268/index.html | Third Party Advisory |
| https://www.asken.jp/s/login/?to=/information | Permissions Required Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-20733 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-20733
weaknesses.
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-2021-20733 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-20733 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 https://jvn.jp/en/jp/JVN38034268/index.html Added Reference https://www.asken.jp/s/login/?to=/information -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Changed Description Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. Improper authorization in handler for custom URL scheme vulnerability in あすけんダイエット (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. -
Modified Analysis by [email protected]
Mar. 01, 2023
Action Type Old Value New Value -
CVE Modified by [email protected]
Jan. 25, 2023
Action Type Old Value New Value Changed Description Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. -
Modified Analysis by [email protected]
Jul. 02, 2022
Action Type Old Value New Value -
CWE Remap by [email protected]
Jun. 28, 2022
Action Type Old Value New Value Changed CWE CWE-601 CWE-862 -
CVE Modified by [email protected]
May. 16, 2022
Action Type Old Value New Value Changed Description Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. -
CVE Modified by [email protected]
May. 12, 2022
Action Type Old Value New Value Changed Description Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. -
CVE Modified by [email protected]
May. 12, 2022
Action Type Old Value New Value Changed Description Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. -
Modified Analysis by [email protected]
Sep. 21, 2021
Action Type Old Value New Value -
CVE Modified by [email protected]
Aug. 19, 2021
Action Type Old Value New Value Changed Description Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. -
CVE Modified by [email protected]
Aug. 19, 2021
Action Type Old Value New Value Changed Description Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. Improper authorization in handler for custom URL scheme vulnerability in ????????? (asken diet) for Android versions from v.3.0.0 to v.4.2.x allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. -
Initial Analysis by [email protected]
Jun. 29, 2021
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Changed Reference Type https://jvn.jp/en/jp/JVN38034268/index.html No Types Assigned https://jvn.jp/en/jp/JVN38034268/index.html Third Party Advisory Changed Reference Type https://www.asken.jp/s/login/?to=/information No Types Assigned https://www.asken.jp/s/login/?to=/information Permissions Required, Vendor Advisory Added CWE NIST CWE-601 Added CPE Configuration OR *cpe:2.3:a:asken:asken:*:*:*:*:*:android:*:* versions from (including) 3.0.0 up to (excluding) 4.3.0
Vulnerability Scoring Details
Base CVSS Score: 6.1
Base CVSS Score: 5.8
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.25 }} 0.03%
score
0.45856
percentile