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Fencer Intel
high 7.5

CVE-2015-3968 json

The FTP service on Janitza UMG 508, 509, 511, 604, and 605 devices has a default password, which makes it easier for remote attackers to re…

published 2015-10-28 11 y ago modified 2026-06-17 4 mo ago also EUVD-2015-3999

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

The FTP service on Janitza UMG 508, 509, 511, 604, and 605 devices has a default password, which makes it easier for remote attackers to read or write to files via a session on TCP port 21.

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

2.27% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-255 Credentials Management Errors

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.