Vulnerability Details : 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.
Vulnerability category: Information leak
Products affected by CVE-2018-17780
- cpe:2.3:a:telegram:telegram_desktop:1.3.14:*:*:*:*:*:*:*
- cpe:2.3:a:telegram:telegram_messenger:3.3.0.0:*:*:*:*:windows:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-17780
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 37 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-17780
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:N/A:N |
8.0
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-17780
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-17780
-
https://www.inputzero.io/2018/09/bug-bounty-telegram-cve-2018-17780.html
Telegram anonymity fails in desktop - CVE-2018-17780 ~ inputzeroExploit;Third Party Advisory
-
http://www.securityfocus.com/bid/105521
Telegram CVE-2018-17780 Information Disclosure VulnerabilityThird Party Advisory;VDB Entry
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