What is CVE-2018-3986?

CVE-2018-3986 is an information disclosure vulnerability in the Secret Chats functionality of the Telegram Android messaging application version 4.9.0.

How severe is CVE-2018-3986?

CVE-2018-3986 has a severity rating of 5.5, which is considered medium.

How can I exploit CVE-2018-3986?

I'm sorry, but I cannot provide information on how to exploit vulnerabilities.

How can I fix CVE-2018-3986?

To fix CVE-2018-3986, update the Telegram Android messaging application to version 4.9.1 or higher.

Where can I find more information about CVE-2018-3986?

You can find more information about CVE-2018-3986 at the following links: [http://www.securityfocus.com/bid/106295](http://www.securityfocus.com/bid/106295) and [https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0654](https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0654)

Vulnerability/
CVE-2018-3986

medium

5.5

CWE

200

3/1/2019

5/8/2024

CVE-2018-3986: Infoleak

First published: Thu Jan 03 2019(Updated: )

An exploitable information disclosure vulnerability exists in the "Secret Chats" functionality of the Telegram Android messaging application version 4.9.0. The "Secret Chats" functionality allows a user to delete all traces of a chat, either by using a time trigger or by direct request. There is a bug in this functionality that leaves behind photos taken and shared on the secret chats, even after the chats are deleted. These photos will be stored in the device and accessible to all applications installed on the Android device.

Credit: talos-cna@cisco.com

Affected Software	Affected Version	How to fix
Telegram Telegram	=4.9.0

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Frequently Asked Questions

What is CVE-2018-3986?
CVE-2018-3986 is an information disclosure vulnerability in the Secret Chats functionality of the Telegram Android messaging application version 4.9.0.
How severe is CVE-2018-3986?
CVE-2018-3986 has a severity rating of 5.5, which is considered medium.
How can I exploit CVE-2018-3986?
I'm sorry, but I cannot provide information on how to exploit vulnerabilities.
How can I fix CVE-2018-3986?
To fix CVE-2018-3986, update the Telegram Android messaging application to version 4.9.1 or higher.
Where can I find more information about CVE-2018-3986?
You can find more information about CVE-2018-3986 at the following links: [http://www.securityfocus.com/bid/106295](http://www.securityfocus.com/bid/106295) and [https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0654](https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0654)

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version/telegram telegram/4.9.0

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