CVE-2020-8437

Public Exploit

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 20.73% Top 5%
Vendor Advisory utorrent.com Vendor Advisory utorrent.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://forum.utorrent.com/forum/13-announcements/ vendor advisory
https://twitter.com/va_start third party advisory
https://utclient.utorrent.com/offers/beta_release_notes/release_notes.html release notes vendor advisory
https://blog.whtaguy.com/2020/09/utorrent-cve-2020-8437-vulnerability.html third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-8437?
CVE-2020-8437 has been scored as a high severity vulnerability.
How to fix CVE-2020-8437?
To fix CVE-2020-8437, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-8437 being actively exploited in the wild?
It is possible that CVE-2020-8437 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~21% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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