CVE-2021-27204

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to information disclosure.

Telegram versiones anteriores a 7.4 (212543) Stable en macOS almacena el código de acceso local en texto sin cifrar, conllevando a una la divulgación de información

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-02-12 CVE Reserved
2021-02-12 CVE Published
2023-03-08 EPSS Updated
2024-08-03 CVE Updated
2024-08-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-312: Cleartext Storage of Sensitive Information

CAPEC

References (2)

URL	Tag	Source
https://www.inputzero.io/2020/12/telegram-privacy-fails-again.html	Third Party Advisory

URL	Date	SRC
https://www.youtube.com/watch?v=zEt-_5b4OaA	2024-08-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Telegram Search vendor "Telegram"	Telegram Search vendor "Telegram" for product "Telegram"	< 7.4.0 Search vendor "Telegram" for product "Telegram" and version " < 7.4.0"	-	Affected	in	Apple Search vendor "Apple"	Macos Search vendor "Apple" for product "Macos"	-	-	Safe