CVE-2020-28206

CVSS V2 Medium 4 CVSS V3 Medium 6.5
Description
An issue was discovered in Bitrix24 Bitrix Framework (1c site management) 20.0. An "User enumeration and Improper Restriction of Excessive Authentication Attempts" vulnerability exists in the admin login form, allowing a remote user to enumerate users in the administrator group. This also allows brute-force attacks on the passwords of users not in the administrator group.
Overview
  • CVE ID
  • CVE-2020-28206
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-12-02T19:15:11
  • Last Modified Date
  • 2020-12-04T02:31:55
Weakness Enumerations
CWE URL
CWE-307 http://cwe.mitre.org/data/definitions/307.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:bitrix24:bitrix_framework:20.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://justrealstag.medium.com/user-enumeration-improper-restriction-of-excessive-authentication-attempts-in-bitrix-98933a97e0e6 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-28206
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28206
History
Created Old Value New Value Data Type Notes
2022-05-10 07:31:23 Added to TrackCVE
2022-12-05 17:31:59 2020-12-02T19:15Z 2020-12-02T19:15:11 CVE Published Date updated
2022-12-05 17:31:59 2020-12-04T02:31:55 CVE Modified Date updated
2022-12-05 17:31:59 Analyzed Vulnerability Status updated