CVE-2020-8437

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 v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://utclient.utorrent.com/offers/beta_release_notes/release_notes.html	Release Notes Vendor Advisory
https://forum.utorrent.com/forum/13-announcements/	Vendor Advisory
https://twitter.com/va_start	Third Party Advisory
https://blog.whtaguy.com/2020/09/utorrent-cve-2020-8437-vulnerability.html	Exploit Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:bittorrent:utorrent:*:*:*:*:*:*:*:*

Information

Published : 2020-03-02 11:15

Updated : 2022-05-03 07:29

NVD link : CVE-2020-8437

Mitre link : CVE-2020-8437

JSON object : View

CWE

CWE-476

NULL Pointer Dereference

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Products Affected

bittorrent

utorrent

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