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Fencer Intel
critical 10.0

CVE-2015-3972 json

The web interface on Janitza UMG 508, 509, 511, 604, and 605 devices supports only short PIN values for authentication, which makes it easi…

published 2015-10-28 11 y ago modified 2026-06-17 4 mo ago also EUVD-2015-4003

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 86%
public exploits
0
none known

Summary

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.

Patch / fix

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-15-265-03 updated cvss 9.8

Janitza UMG Power Quality Measuring Products Vulnerabilities

  • Janitza UMG 508 Janitza UMG 509 Janitza UMG 511 Janitza UMG 604 Janitza UMG 605
    affected: mitigation “Update to the latest firmware version. (http://www.janitza.com/experimental-downloads.html)”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

2.86% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.