CVE-2020-28206
MEDIUMBitrix Framework 20.0 - User Enumeration & Authentication Brute-Force in Admin Login
Title source: llmDescription
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.
References (1)
Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://justrealstag.medium.com/user-enumeration-improper-restriction-of-excessive-authentication-attempts-in-bitrix-98933a97e0e6
Scores
CVSS v3
6.5
EPSS
0.0113
EPSS Percentile
62.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-307
Status
published
Products (1)
bitrix24/bitrix_framework
20.0
Published
Dec 02, 2020
Tracked Since
Feb 18, 2026