CVE-2020-8815

Public Exploit

Description

Improper connection handling in the base connection handler in IKTeam BearFTP before v0.3.1 allows a remote attacker to achieve denial of service via a Slowloris approach by sending a large volume of small packets.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.69% Top 20%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/kolya5544/BearFTP third party advisory
https://github.com/kolya5544/BearFTP/blob/f5a8047587c1a96456d4f291c12b038b9ab0d0c5/BearFTP/Program.cs#L503-L525 third party advisory exploit
https://github.com/kolya5544/BearFTP/commit/17a6ead72d4a25cbfcef5e27613aa0a5f88a4b26 third party advisory patch
https://github.com/kolya5544/BearFTP/commit/66dc9d95e58bca133f265457d32007cdf38b66ad third party advisory patch
https://github.com/kolya5544/BearFTP/releases/tag/0.4.0 third party advisory release notes

Frequently Asked Questions

What is the severity of CVE-2020-8815?
CVE-2020-8815 has been scored as a high severity vulnerability.
How to fix CVE-2020-8815?
To fix CVE-2020-8815, 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-2020-8815 being actively exploited in the wild?
It is possible that CVE-2020-8815 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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