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CVE-2018-17613

30
FAUCET Score

CVE-2018-17613 describes a critical vulnerability in Telegram Desktop (tdesktop) version 1.3.16 alpha, where enabling the "Use proxy" option causes credentials and application data to be transmitted in cleartext over the SOCKS5 protocol. This flaw carries a CVSS score of 9.8 (Critical), indicating a high potential for compromise of confidentiality, integrity, and availability, as it can be exploited remotely with low attack complexity and no user interaction. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.3.16CPE matchmatch criteria
cpe:2.3:a:telegram:telegram_desktop:1.3.16:alpha:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.63%
Probability of exploitation in next 30 days
EPSS Percentile
73.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0163 is in the 61st percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

seclists.org / oss-sec/2018/q3/280
Mailing ListThird Party Advisory
inputzero.io / 2018/09/telegram-share-password-in-cleartext.html
Third Party Advisory