CVE-2019-10044: High severity telegram vulnerability
Telegram 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.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2019-10044?
CVE-2019-10044 is a vulnerability in Telegram Desktop, Android, iOS, and Linux that allows an IDN homograph attack when displaying messages containing URLs.
Which platforms are affected by CVE-2019-10044?
Telegram Desktop before version 1.5.12 on Windows, and the Telegram applications for Android, iOS, and Linux are affected.
What is the severity of CVE-2019-10044?
CVE-2019-10044 has a severity rating of 8.8, which is considered high.
How can the IDN homograph attack be exploited in CVE-2019-10044?
The vulnerability in CVE-2019-10044 allows an attacker to display URLs that look legitimate, but actually lead to malicious websites.
Is Windows affected by CVE-2019-10044?
Telegram Desktop on Windows is affected by CVE-2019-10044, but Microsoft Windows itself is not vulnerable.