CVE-2015-3973 — Janitza UMG 508, 509, 511, 604, and 605 devices improperly generate session tokens, which makes it easier for remote attackers to determine a PIN value via unspecified computations on session-token values

Back Back to CVE browser

MEDIUM

Janitza UMG 508, 509, 511, 604, and 605 devices improperly generate session tokens, which makes it easier for remote attackers to determine a PIN value via unspecified computations on session-token values

Published Oct 28, 2015

5.0

MEDIUM

CVSS 2.0

EPSS 1.48%

Description

Janitza UMG 508, 509, 511, 604, and 605 devices improperly generate session tokens, which makes it easier for remote attackers to determine a PIN value via unspecified computations on session-token values.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.48% 0.01484

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01484

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.48% (0.01484)	73.06th	v5 (v2026.06.15)
Jun 15, 2026	1.48% (0.01484)	70.54th	v5 (v2026.06.15)
Mar 17, 2025	0.58% (0.00576)	66.88th	v4 (v2025.03.14)
Dec 12, 2024	0.19% (0.00187)	57.35th	v3 (v2023.03.01)
Aug 20, 2023	0.19% (0.00187)	55.31th	v3 (v2023.03.01)
Mar 7, 2023	0.24% (0.00238)	60.01th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)

Weaknesses (1)

CWE-254

References (1)

https://ics-cert.us-cert.gov/advisories/ICSA-15-265-03
x_refsource_MISCPatchThird Party AdvisoryUS Government Resource

Link	Providers	Tags
https://ics-cert.us-cert.gov/advisories/ICSA-15-265-03		x_refsource_MISCPatchThird Party AdvisoryUS Government Resource

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner icscert

Published Oct 28, 2015

Updated Aug 6, 2024

Reserved May 12, 2015

Link CVE-2015-3973

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-3973

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-3973