CVE-2020-12474 - Vulnerability Details - OpenCVE

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.

Published: 2020-05-01

Score: 6.5 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:telegram:telegram::::::android::*
	cpe:2.3:a:telegram:telegram::::::iphone_os::*
	cpe:2.3:a:telegram:telegram_desktop::::::::

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-4780	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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00961.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/VijayT007/Vulnerability-Database/blob/master/Telegram:CVE-2020-12474

History

Sat, 12 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00359}`	epss `{'score': 0.00374}`

Subscriptions

Telegram Telegram Telegram Desktop

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-05-01T13:45:28.000Z

Updated: 2024-08-04T11:56:52.071Z

Reserved: 2020-04-29T00:00:00.000Z

Link: CVE-2020-12474

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-05-01T14:15:11.547

Modified: 2024-11-21T04:59:46.557

Link: CVE-2020-12474

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

NVD-CWE-noinfo

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