CVE-2018-17780

Severity Score

6.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Telegram Desktop (aka tdesktop) 1.3.14, and Telegram 3.3.0.0 WP8.1 on Windows, leaks end-user public and private IP addresses during a call because of an unsafe default behavior in which P2P connections are accepted from clients outside of the My Contacts list.

Telegram Desktop (también conocido como tdesktop) 1.3.14 y Telegram 3.3.0.0 WP8.1 en Windows filtra las direcciones IP públicas y privadas del usuario final durante una llamada debido a un comportamiento por defecto no seguro por el que se aceptan conexiones P2P de clientes fuera de la lista My Contacts.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-09-29 CVE Reserved
2018-09-29 CVE Published
2024-07-14 EPSS Updated
2024-08-05 CVE Updated
2024-08-05 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

CAPEC

References (2)

URL	Tag	Source
http://www.securityfocus.com/bid/105521	Third Party Advisory

URL	Date	SRC
https://www.inputzero.io/2018/09/bug-bounty-telegram-cve-2018-17780.html	2024-08-05

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Telegram Search vendor "Telegram"		Telegram Desktop Search vendor "Telegram" for product "Telegram Desktop"				1.3.14 Search vendor "Telegram" for product "Telegram Desktop" and version "1.3.14"		-		Affected
Telegram Search vendor "Telegram"		Telegram Messenger Search vendor "Telegram" for product "Telegram Messenger"				3.3.0.0 Search vendor "Telegram" for product "Telegram Messenger" and version "3.3.0.0"		windows		Affected