CVE-2020-8815

CVSS V2 Medium 5 CVSS V3 High 7.5
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.
Overview
  • CVE ID
  • CVE-2020-8815
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-02-12T15:15:14
  • Last Modified Date
  • 2020-02-19T20:18:09
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:iktm:bearftp:*:*:*:*:*:*:*:* 1 OR 0.3.1
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/kolya5544/BearFTP/blob/f5a8047587c1a96456d4f291c12b038b9ab0d0c5/BearFTP/Program.cs#L503-L525 Exploit Third Party Advisory
https://github.com/kolya5544/BearFTP/releases/tag/0.4.0 Release Notes Third Party Advisory
https://github.com/kolya5544/BearFTP Third Party Advisory
https://github.com/kolya5544/BearFTP/commit/66dc9d95e58bca133f265457d32007cdf38b66ad Patch Third Party Advisory
https://github.com/kolya5544/BearFTP/commit/17a6ead72d4a25cbfcef5e27613aa0a5f88a4b26 Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-8815
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8815
History
Created Old Value New Value Data Type Notes
2022-05-10 16:49:23 Added to TrackCVE
2022-12-04 11:12:01 2020-02-12T15:15Z 2020-02-12T15:15:14 CVE Published Date updated
2022-12-04 11:12:01 2020-02-19T20:18:09 CVE Modified Date updated
2022-12-04 11:12:01 Analyzed Vulnerability Status updated