// For flags

CVE-2021-27351

 

Severity Score

5.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The Terminate Session feature in the Telegram application through 7.2.1 for Android, and through 2.4.7 for Windows and UNIX, fails to invalidate a recently active session.

La funcionalidad Terminate Session en la aplicación Telegram hasta la versión 7.2.1 para Android, y hasta la versión 2.4.7 para Windows y UNIX, presenta una fallo al invalidar una sesión activa recientemente

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-02-16 CVE Reserved
  • 2021-02-19 CVE Published
  • 2023-11-05 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-613: Insufficient Session Expiration
CAPEC
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"
 <= 2.4.7
Search vendor "Telegram" for product "Telegram" and version " <= 2.4.7"
unix
Affected
Telegram
Search vendor "Telegram"
 Telegram
Search vendor "Telegram" for product "Telegram"
 <= 2.4.7
Search vendor "Telegram" for product "Telegram" and version " <= 2.4.7"
windows
Affected
Telegram
Search vendor "Telegram"
 Telegram
Search vendor "Telegram" for product "Telegram"
 <= 7.2.1
Search vendor "Telegram" for product "Telegram" and version " <= 7.2.1"
android
Affected