CVE-2020-8437

moderate-risk
Published 2020-03-02

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.

Do I need to act?

!
18.2% chance of exploitation in next 30 days
EPSS score — higher than 82% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (1)

Utorrent

Affected Vendors

Bittorrent

References (8)

Exploit https://blog.whtaguy.com/2020/09/utorrent-cve-2020-8437-vulnerability.html
Vendor Advisory https://forum.utorrent.com/forum/13-announcements/
Third Party Advisory https://twitter.com/va_start
Release Notes https://utclient.utorrent.com/offers/beta_release_notes/release_notes.html
Exploit https://blog.whtaguy.com/2020/09/utorrent-cve-2020-8437-vulnerability.html
Vendor Advisory https://forum.utorrent.com/forum/13-announcements/
Third Party Advisory https://twitter.com/va_start
Release Notes https://utclient.utorrent.com/offers/beta_release_notes/release_notes.html
44
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 13/34 · Low
Exposure 5/34 · Minimal