CVE Vulnerability

CVE-2018-17780

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.

4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.inputzero.io/2018/09/bug-bounty-telegram-cve-2018-17780.html Exploit Third Party Advisory
http://www.securityfocus.com/bid/105521 Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:a:telegram:telegram_desktop:1.3.14:*:*:*:*:*:*:*
cpe:2.3:a:telegram:telegram_messenger:3.3.0.0:*:*:*:*:windows:*:*
Information

Published : 2018-09-29 07:29

Updated : 2018-12-06 08:25

NVD link : CVE-2018-17780

Mitre link : CVE-2018-17780

Products Affected

Telegram

Telegram Desktop

CWE
CWE-200