VULNERABILITY INTELLIGENCE
CVE-2021-28909
CVSS score9.8 CRITICAL
EPSS probability1.39%
CISA KEVNot currently listed
Published2021-09-09
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
BAB TECHNOLOGIE GmbH eibPort V3 prior version 3.9.1 allow unauthenticated attackers to access uncontrolled the login service at /webif/SecurityModule in a brute force attack. The password could be weak and default username is known as 'admin'. This is usable and part of an attack chain to gain SSH root access.
Weakness classification
- nvd@nist.gov: CWE-307
Primary references
- cve@mitre.org — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory