Vulnerability Details : CVE-2020-8416
Potential exploit
IKTeam BearFTP before 0.2.0 allows remote attackers to achieve denial of service via a large volume of connections to the PASV mode port.
Vulnerability category: Denial of service
Products affected by CVE-2020-8416
- cpe:2.3:a:iktm:bearftp:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-8416
16.37%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 94 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-8416
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2020-8416
-
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-8416
-
https://github.com/kolya5544/BearFTP/releases/tag/0.2.0
Release v0.2.0 -> AntiSpam Beta update! · kolya5544/BearFTP · GitHubRelease Notes;Third Party Advisory
-
https://github.com/kolya5544/BearFTP/commit/9965337f9d4c0325e4aab324dcd485e4cbb7b428
CVE-2020-8416 DoS fix and antispam system improvement. Official v0.2.0 · kolya5544/BearFTP@9965337 · GitHubPatch;Third Party Advisory
-
https://pastebin.com/wqNWnCuN
[C#] BearFTP v0.1.0 Proof Of Concept - Pastebin.comExploit;Third Party Advisory
-
https://github.com/kolya5544/BearFTP/blob/0.2.0/CHANGELOG.txt
BearFTP/CHANGELOG.txt at 0.2.0 · kolya5544/BearFTP · GitHubRelease Notes;Third Party Advisory
-
http://packetstormsecurity.com/files/156170/BearFTP-0.1.0-Denial-Of-Service.html
BearFTP 0.1.0 Denial Of Service ≈ Packet StormThird Party Advisory;VDB Entry
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