6.5

CVE-2018-17780: telegram telegram_desktop

CVSS: 6.5v3.0MediumModified
AliasesUBUNTU-CVE-2018-17780DEBIAN-CVE-2018-17780
Published 29-09-2018Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2018-17780 is a medium (CVSS 6.5) vulnerability in telegram telegram_desktop. EPSS estimates a 1.80% chance of exploitation in the next 30 days, higher than 78.2% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.0 (NVD)
EPSS score
1.80%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 29-09-2018
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

1.80%

Chance of exploitation in the next 30 days

Percentile

78%

Versus all other CVEs

30-day change

0.00 pp

From 1.80% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.80%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (inputzero.io)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Telegram2 products
Debian1 product
  • telegram-desktop< 1.4.0-1
Ubuntu1 product
  • telegram-desktopAll versions (No fix recorded)

3 vendors · 4 products

References

5 links