CVE-2020-12474 Other in n/a

Medium 6.5 Published Updated

Attackers can spoof trusted domains using IDN homograph attacks in Telegram URLs, potentially deceiving users into visiting malicious sites.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2020-12474?

CVE-2020-12474 is a medium-severity vulnerability in n/a, published on 1 May 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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.

Which versions are affected by CVE-2020-12474?

It affects 2 products.

Products include Telegram Telegram, Telegram Telegram Desktop.

How do I fix CVE-2020-12474?

Upgrade to a fixed version.

Is CVE-2020-12474 being exploited?

There is no known exploitation of CVE-2020-12474 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2020-12474, GHSA-mf6c-m6cw-6m7x, UBUNTU-CVE-2020-12474.

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