HOMEVULNERABILITIESCVE-2015-3972
CRITICAL

CVE-2015-3972

CWE-254Published: October 28, 2015· Updated: Jun 17, 2026

10.0
CVSS v3.1

Official Description

The web interface on Janitza UMG 508, 509, 511, 604, and 605 devices supports only short PIN values for authentication, which makes it easier for remote attackers to obtain access via a brute-force attack.

NVD Source

Technical Analysis

CVE-2015-3972 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors & Products

janitza5 product(s)
umg 508umg 509umg 511umg 604umg 605
Source: NVD CPE · 5 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (2)

https://ics-cert.us-cert.gov/advisories/ICSA-15-265-03Patch · Third Party Advisory · US Government Resource
https://ics-cert.us-cert.gov/advisories/ICSA-15-265-03Patch · Third Party Advisory · US Government Resource

Quick Facts

CVE IDCVE-2015-3972
CVSS Score10.0 / 10
SeverityCRITICAL
WeaknessCWE-254
CISA KEVNo
Affected1 vendor(s)
PublishedOct 28, 2015

Related CVEs (CWE-254)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2015-3972 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.