CVE-2018-3987 : Vulnerability Insights and Analysis
Discover the information disclosure vulnerability in Rakuten Viber Android 9.3.0.6. Learn about the impact, affected systems, exploitation mechanism, and mitigation steps for CVE-2018-3987.
A vulnerability has been discovered in the 'Secret Chats' feature of Rakuten Viber on Android version 9.3.0.6, allowing for information disclosure.
Understanding CVE-2018-3987
This CVE identifies a flaw in the 'Secret Chats' functionality of Rakuten Viber on Android version 9.3.0.6 that can lead to the exposure of sensitive information.
What is CVE-2018-3987?
This vulnerability in Rakuten Viber's 'Secret Chats' feature on Android 9.3.0.6 allows photos shared in secret chats to remain stored on the device even after the chats have been deleted, potentially accessible by other installed applications.
The Impact of CVE-2018-3987
The vulnerability has a CVSS base score of 4.2, with a medium severity rating. It poses a high confidentiality impact, requiring user interaction to exploit, and high privileges are needed.
Technical Details of CVE-2018-3987
This section delves into the specific technical aspects of the CVE.
Vulnerability Description
The flaw in the 'Secret Chats' feature of Rakuten Viber on Android 9.3.0.6 allows photos from secret chats to persist on the device post-deletion, potentially leading to unauthorized access.
Affected Systems and Versions
- Product: Rakuten Viber
- Version: Rakuten Viber Android 9.3.0.6
Exploitation Mechanism
The vulnerability can be exploited by accessing photos shared in secret chats that remain stored on the Android device even after chat deletion.
Mitigation and Prevention
To address and prevent the exploitation of CVE-2018-3987, the following steps can be taken:
Immediate Steps to Take
- Avoid sharing sensitive information in secret chats on Rakuten Viber.
- Regularly review and delete any unnecessary photos or media shared in chats.
- Be cautious of the applications installed on the Android device that may access stored photos.
Long-Term Security Practices
- Keep Rakuten Viber and all other applications on the device up to date to ensure the latest security patches are applied.
- Consider using alternative secure messaging platforms that prioritize user privacy and data protection.
Patching and Updates
- Check for and apply any available updates or patches for Rakuten Viber to address this vulnerability and enhance overall security.