CVE-2019-10044

NameCVE-2019-10044
DescriptionTelegram Desktop before 1.5.12 on Windows, and the Telegram applications for Android, iOS, and Linux, is vulnerable to an IDN homograph attack when displaying messages containing URLs. This occurs because the application produces a clickable link even if (for example) Latin and Cyrillic characters exist in the same domain name, and the available font has an identical representation of characters from different alphabets.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)
Debian Bugs927711

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
telegram-desktop (PTS)buster1.5.11-1vulnerable
bullseye1.8.8-1fixed
sid1.8.15-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
telegram-desktopsource(unstable)1.8.4-1medium927711

Notes

[buster] - telegram-desktop <no-dsa> (Minor issue)
https://github.com/blazeinfosec/advisories/blob/master/telegram-advisory.txt

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