CRITICAL
Buffer overflow in the Group messages monitor (Falcon) in KNX ETS 4.1.5 (Build 3246) allows remote attackers to execute arbitrary code via a crafted KNXnet/IP UDP packet
Published Aug 29, 2017
9.8
CRITICALCVSS 3.0
EPSS 6.17%
Description
Buffer overflow in the Group messages monitor (Falcon) in KNX ETS 4.1.5 (Build 3246) allows remote attackers to execute arbitrary code via a crafted KNXnet/IP UDP packet.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
6.17% 0.06170
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.06170
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 (23 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 6.17% (0.06170) | 93.27th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.17% (0.06170) | 92.55th | v5 (v2026.06.15) |
| Mar 30, 2025 | 12.45% (0.12453) | 93.30th | v4 (v2025.03.14) |
| Mar 29, 2025 | 29.50% (0.29502) | 94.65th | v4 (v2025.03.14) |
| Mar 28, 2025 | 12.45% (0.12453) | 93.31th | v4 (v2025.03.14) |
| Mar 27, 2025 | 29.50% (0.29502) | 95.95th | v4 (v2025.03.14) |
| Mar 20, 2025 | 23.25% (0.23249) | 95.49th | v4 (v2025.03.14) |
| Mar 19, 2025 | 29.50% (0.29502) | 96.02th | v4 (v2025.03.14) |
| Mar 17, 2025 | 22.53% (0.22531) | 95.39th | v4 (v2025.03.14) |
| Dec 17, 2024 | 6.33% (0.06331) | 93.58th | v3 (v2023.03.01) |
| Jun 19, 2024 | 10.09% (0.10092) | 94.95th | v3 (v2023.03.01) |
| Apr 1, 2024 | 9.49% (0.09489) | 94.63th | v3 (v2023.03.01) |
| Feb 23, 2024 | 8.33% (0.08330) | 94.18th | v3 (v2023.03.01) |
| Dec 3, 2023 | 8.30% (0.08301) | 93.70th | v3 (v2023.03.01) |
| Aug 9, 2023 | 9.06% (0.09057) | 93.83th | v3 (v2023.03.01) |
| Jul 9, 2023 | 11.24% (0.11235) | 94.40th | v3 (v2023.03.01) |
| May 8, 2023 | 9.58% (0.09584) | 93.83th | v3 (v2023.03.01) |
| Apr 18, 2023 | 16.04% (0.16037) | 95.10th | v3 (v2023.03.01) |
| Mar 25, 2023 | 17.96% (0.17961) | 95.31th | v3 (v2023.03.01) |
| Mar 7, 2023 | 13.53% (0.13527) | 94.66th | v3 (v2023.03.01) |
| Mar 6, 2023 | 21.93% (0.21929) | 96.60th | v2 (v2022.01.01) |
| May 26, 2022 | 21.93% (0.21929) | 96.36th | v2 (v2022.01.01) |
| Feb 4, 2022 | 23.85% (0.23850) | 95.09th | v2 (v2022.01.01) |
Weaknesses (1)
References (2)
- http://packetstormsecurity.com/files/134524/KNX-ETS-4.1.5-Build-3246-Buffer-Overflow.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- https://github.com/sbaresearch/advisories/tree/public/2015/knAx_20150101 x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/134524/KNX-ETS-4.1.5-Build-3246-Buffer-Overflow.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| https://github.com/sbaresearch/advisories/tree/public/2015/knAx_20150101 | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 29, 2017
Updated Aug 6, 2024
Reserved Nov 19, 2015
Link CVE-2015-8299
CISA Vulnrichment
Updated n/a