AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-28909

CRITICAL · CVSS 9.8 EPSS 1.39%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-09-09 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Exploitation may require the attacker to be authenticated.

CVE
CVE-2021-28909
Severity
CRITICAL
CVSS
9.8
EPSS
1.39%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)