eQ-3 Homematic CCU2 and CCU3 obtain session IDs without login
Published Aug 14, 2019
8.2
HIGHCVSS 3.1
EPSS 1.88%
Description
eQ-3 Homematic CCU2 and CCU3 obtain session IDs without login. This allows a Denial of Service and is a starting point for other attacks. Affected versions for CCU2: 2.35.16, 2.41.5, 2.41.8, 2.41.9, 2.45.6, 2.45.7, 2.47.10, 2.47.12, 2.47.15. Affected versions for CCU3: 3.41.11, 3.43.16, 3.45.5, 3.45.7, 3.47.10, 3.47.15.
Affected products
No data.
Configuration 1
- 3.41.11
- 3.43.16
- 3.45.5
- 3.45.7
- 3.47.10
- 3.47.15
Running on/with
- n/a
Configuration 2
- n/a
- 2.35.16
- 2.41.5
- 2.41.8
- 2.41.9
- 2.45.6
- 2.45.7
- 2.47.10
- 2.47.12
- 2.47.15
Running on/with
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.88% (0.01877) | 78.66th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.88% (0.01877) | 76.62th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.10% (0.00098) | 41.35th | v3 (v2023.03.01) |
| Jul 2, 2024 | 0.10% (0.00098) | 41.25th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00098) | 39.25th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.50% (0.04499) | 74.08th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.40% (0.03396) | 67.40th | v1 |
| Jan 6, 2022 | 3.40% (0.03396) | 67.08th | v1 |
| Sep 1, 2021 | 0.78% (0.00777) | 50.67th | v1 |
| Apr 14, 2021 | 0.78% (0.00777) | 0.00th | v1 |
References (2)
- https://github.com/psytester/psytester.github.io/blob/master/_posts/hacking_and_pentests/CVEs/2019-03-27-CVE-2019-9583.md x_refsource_MISCExploitThird Party Advisory
- https://psytester.github.io/CVE-2019-9583/ x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/psytester/psytester.github.io/blob/master/_posts/hacking_and_pentests/CVEs/2019-03-27-CVE-2019-9583.md | x_refsource_MISCExploitThird Party Advisory | |
| https://psytester.github.io/CVE-2019-9583/ | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.