MEDIUM
CVE-2021-28914
CWE-521Published: September 9, 2021· Updated: Jun 17, 2026
6.5
CVSS v3.1
Official Description
BAB TECHNOLOGIE GmbH eibPort V3 prior version 3.9.1 allow the user to set a weak password because the strength is shown in configuration tool, but finally not enforced. This is usable and part of an attack chain to gain SSH root access.
Technical Analysis
CVE-2021-28914 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 6.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Affected Vendors & Products
bab-technologie2 product(s)
eibport firmwareeibport
Source: NVD CPE · 2 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (2)
→
https://psytester.github.io/CVE-2021-28914Third Party Advisory
→
https://psytester.github.io/CVE-2021-28914Third Party Advisory
Quick Facts
CVE IDCVE-2021-28914
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-521
CISA KEVNo
Affected1 vendor(s)
PublishedSep 9, 2021
Related CVEs (CWE-521)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-28914 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.