CVE-2020-12474

Telegram Desktop through 2.0.1, Telegram through 6.0.1 for Android, and Telegram through 6.0.1 for iOS allow an IDN Homograph attack via Punycode in a public URL or a group chat invitation URL.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 73%
VendorProductVersion
telegramtelegram_desktop
𝑥
≤ 2.0.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
telegram-desktop
bullseye
3.1.1+ds-1~deb11u2
fixed
buster
no-dsa
bookworm
4.6.5+ds-2
fixed
sid
4.14.9+ds-1.1
fixed
trixie
4.14.9+ds-1.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
telegram-desktop
noble
dne
mantic
dne
lunar
dne
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
needs-triage
eoan
ignored
bionic
needs-triage
xenial
dne
trusty
dne
References
https://github.com/VijayT007/Vulnerability-Database/blob/master/Telegram:CVE-2020-12474
https://github.com/VijayT007/Vulnerability-Database/blob/master/Telegram:CVE-2020-12474