CVE-2021-20715 : What You Need to Know
Discover the impact of CVE-2021-20715, an improper access control flaw in Hot Pepper Gourmet App for Android and iOS, allowing attackers to lead users to malicious websites.
This article discusses the improper access control vulnerability in the Hot Pepper Gourmet App for Android and iOS, allowing a remote attacker to direct users to an arbitrary website.
Understanding CVE-2021-20715
In this section, we will explore the details of CVE-2021-20715.
What is CVE-2021-20715?
The CVE-2021-20715 involves an improper access control vulnerability in the Hot Pepper Gourmet App for Android and iOS versions 4.111.0 and earlier. This flaw enables a remote attacker to manipulate users into accessing a malicious website through the affected application.
The Impact of CVE-2021-20715
The impact of this vulnerability is significant as it allows threat actors to execute phishing attacks and potentially compromise user data through social engineering techniques by directing users to arbitrary websites.
Technical Details of CVE-2021-20715
Let's delve into the technical aspects of CVE-2021-20715.
Vulnerability Description
The vulnerability arises from improper access controls within the Hot Pepper Gourmet App, enabling unauthorized parties to deceive users into visiting malicious websites.
Affected Systems and Versions
Hot Pepper Gourmet App versions 4.111.0 and earlier for both Android and iOS are affected by this security issue.
Exploitation Mechanism
Exploiting this vulnerability involves manipulating the access controls to mislead users into interacting with harmful web content.
Mitigation and Prevention
Here are the essential steps to mitigate and prevent exploitation of CVE-2021-20715.
Immediate Steps to Take
Users should refrain from clicking on suspicious links within the Hot Pepper Gourmet App and update to the latest version to mitigate this vulnerability.
Long-Term Security Practices
Practicing caution while navigating through unknown links and staying updated with security patches and recommendations can enhance overall security posture.
Patching and Updates
It is crucial for users to promptly install official updates provided by Recruit Co., Ltd. for the Hot Pepper Gourmet App to address this access control vulnerability.