CVE-2020-8437 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://blog.whtaguy.com/2020/09/utorrent-cve-2020-8437-vulnerability.html https://forum.utorrent.com/forum/13-announcements/ https://twitter.com/va_start https://utclient.utorrent.com/offers/beta_release_notes/release_notes.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5