Vulnerabilities > CVE-2020-8437 - NULL Pointer Dereference vulnerability in Bittorrent Utorrent

CVSS 7.5 - HIGH

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

NONE

Integrity impact

NONE

Availability impact

HIGH

network

low complexity

bittorrent

CWE-476

NVD

Published: 2020-03-02

Updated: 2024-11-21

Summary

The bencoding parser in BitTorrent uTorrent through 3.5.5 (build 45505) misparses nested bencoded dictionaries, which allows a remote attacker to cause a denial of service.

Vulnerable Configurations

Part	Description	Count
Application	Bittorrent Bittorrent Utorrent - Bittorrent Utorrent 1.1 Bittorrent Utorrent 1.1.1 Bittorrent Utorrent 1.1.2 Bittorrent Utorrent 1.1.3 Bittorrent Utorrent 1.1.4 Bittorrent Utorrent 1.1.5 Bittorrent Utorrent 1.1.6 Bittorrent Utorrent 1.1.7 Bittorrent Utorrent 1.2 Bittorrent Utorrent 1.2.1 Bittorrent Utorrent 1.2.2 Bittorrent Utorrent 1.2.3 Bittorrent Utorrent 1.3 Bittorrent Utorrent 1.3.2 Bittorrent Utorrent 1.4 Bittorrent Utorrent 1.4.2 Bittorrent Utorrent 1.5 Bittorrent Utorrent 1.5.1 Bittorrent Utorrent 1.6 Bittorrent Utorrent 1.6.1 Bittorrent Utorrent 1.7 Bittorrent Utorrent 1.7.2 Bittorrent Utorrent 1.7.4 Bittorrent Utorrent 1.7.7 Bittorrent Utorrent 2.0 Bittorrent Utorrent 2.0.1 Bittorrent Utorrent 2.0.3 Bittorrent Utorrent 2.0.4 Bittorrent Utorrent 2.2 Bittorrent Utorrent 2.2.1 Bittorrent Utorrent 3.0 Bittorrent Utorrent 3.0.1 Bittorrent Utorrent 3.1 Bittorrent Utorrent 3.1.1 Bittorrent Utorrent 3.1.2 Bittorrent Utorrent 3.1.3 Bittorrent Utorrent 3.2 Bittorrent Utorrent 3.2.1 Bittorrent Utorrent 3.2.2 Bittorrent Utorrent 3.2.3 Bittorrent Utorrent 3.3 Bittorrent Utorrent 3.3.1 Bittorrent Utorrent 3.3.2 Bittorrent Utorrent 3.4 Bittorrent Utorrent 3.4.3 Bittorrent Utorrent 3.5	53

Common Weakness Enumeration (CWE)

CWE-476 - NULL Pointer Dereference

Summary

Vulnerable Configurations

Common Weakness Enumeration (CWE)

References