VULNERABILITY INTELLIGENCE
CVE-2021-28913
CVSS score9.8 CRITICAL
EPSS probability1.84%
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 access to /webif/SecurityModule to validate the so called and hard coded unique 'eibPort String' which acts as the root SSH key passphrase. This is usable and part of an attack chain to gain SSH root access.
Weakness classification
- nvd@nist.gov: CWE-306
Primary references
- cve@mitre.org — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory