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Fencer Intel
high 7.5

CVE-2023-38688 json

twitch-tui's connection is not encrypted

published 3y ago modified 2mo ago also GHSA-779w-xvpm-78jx , EUVD-2023-1987

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits
0
none known

Summary

twitch-tui provides Twitch chat in a terminal. Prior to version 2.4.1, the connection is not using TLS for communication. In the configuration of the irc connection, the software disables TLS, which makes all communication to Twitch IRC servers unencrypted. As a result, communication, including auth tokens, can be sniffed. Version 2.4.1 has a patch for this issue.

Patch / fix

  • crates.io twitch-tui 2.4.1
  • Xithrius twitch-tui 2.4.1

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CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
2y ago

Exploit prediction

0.53% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-14).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
crates.io twitch-tui
<2.4.1
2.4.1

Affected products

  • Xithrius twitch-tui

Classification

Weakness
  • CWE-311 Missing Encryption of Sensitive Data

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.