CVE-2019-19643
ise smart connect KNX Vaillant 1.2.839 contain a Denial of Service.
ise smart connect KNX Vaillant 1.2.839 contain a Denial of Service.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
ise smart connect KNX Vaillant 1.2.839 contain a Denial of Service.
- Record
CVE-2019-19643- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-835
- Updated
- 2026-11-02
CVE List No score
ise smart connect KNX Vaillant 1.2.839 contain a Denial of Service.
- Record
CVE-2019-19643- Updated
- 2026-11-02
EUVDEUVD-2019-9253 No score
ise smart connect KNX Vaillant 1.2.839 contain a Denial of Service.
- Record
EUVD-2019-9253- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wq8h-q5g7-j5pr No score
ise smart connect KNX Vaillant 1.2.839 contain a Denial of Service.
ise smart connect KNX Vaillant 1.2.839 contain a Denial of Service.
- Record
GHSA-wq8h-q5g7-j5pr- Weakness
- CWE-400
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-19643 is a high vulnerability (CVSS 7.5) in Ise Smart Connect Knx Vaillant, published August 14, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.37%, the 72nd percentile. No source names a fixed version.